diff --git a/package-lock.json b/package-lock.json
index c2ed405..214701f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2590,6 +2590,11 @@
         "delayed-stream": "~1.0.0"
       }
     },
+    "command-exists": {
+      "version": "1.2.9",
+      "resolved": "https://registry.npmjs.org/command-exists/-/command-exists-1.2.9.tgz",
+      "integrity": "sha512-LTQ/SGc+s0Xc0Fu5WaKnR0YiygZkm9eKFvyS+fRsU7/ZWFF8ykFM6Pc9aCVf1+xasOOZpO3BAVgVrKvsqKHV7w=="
+    },
     "commander": {
       "version": "2.17.1",
       "resolved": "https://registry.npmjs.org/commander/-/commander-2.17.1.tgz",
@@ -3021,6 +3026,26 @@
         "leveldown": "^3.0.2",
         "levelup": "^2.0.2",
         "pull-stream": "^3.6.1"
+      },
+      "dependencies": {
+        "abstract-leveldown": {
+          "version": "2.4.1",
+          "resolved": "https://registry.npmjs.org/abstract-leveldown/-/abstract-leveldown-2.4.1.tgz",
+          "integrity": "sha1-s7/tuITraToSd18MVenwpCDM7mQ=",
+          "requires": {
+            "xtend": "~4.0.0"
+          }
+        },
+        "level-js": {
+          "version": "github:timkuijsten/level.js#18e03adab34c49523be7d3d58fafb0c632f61303",
+          "from": "github:timkuijsten/level.js#18e03adab34c49523be7d3d58fafb0c632f61303",
+          "requires": {
+            "abstract-leveldown": "~2.4.1",
+            "idb-readable-stream": "0.0.4",
+            "ltgt": "^2.1.2",
+            "xtend": "^4.0.1"
+          }
+        }
       }
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     "date-fns": {
@@ -4864,14 +4889,6 @@
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       "integrity": "sha512-y6OAwoSIf7FyjMIv94u+b5rdheZEjzR63GTyZJm5qh4Bi+2YgwLCcI/fPFZkL5PSixOt6ZNKm+w+Hfp/Bciwow=="
     },
-    "fs-ext": {
-      "version": "github:baudehlo/node-fs-ext#7c9824f3dc330e795aa13359d96252860bd3a684",
-      "from": "github:baudehlo/node-fs-ext#master",
-      "optional": true,
-      "requires": {
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-      }
-    },
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       "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-0.30.0.tgz",
@@ -4943,7 +4960,8 @@
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           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4964,12 +4982,14 @@
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           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
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@@ -4984,17 +5004,20 @@
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           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.0.2",
@@ -5111,7 +5134,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -5123,6 +5147,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -5137,6 +5162,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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           }
@@ -5144,12 +5170,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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             "yallist": "^3.0.0"
@@ -5168,6 +5196,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -5248,7 +5277,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
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           "version": "4.1.1",
@@ -5260,6 +5290,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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           }
@@ -5345,7 +5376,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
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           "version": "2.1.2",
@@ -5381,6 +5413,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
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@@ -5400,6 +5433,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -5443,12 +5477,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
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@@ -7312,7 +7348,7 @@
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               "requires": {
-                "async-eventemitter": "github:ahultgren/async-eventemitter#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
+                "async-eventemitter": "async-eventemitter@github:ahultgren/async-eventemitter#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
                 "eth-query": "2.1.2",
                 "ethereumjs-tx": "1.3.4",
                 "ethereumjs-util": "5.2.0",
@@ -7327,7 +7363,7 @@
               "resolved": "https://registry.npmjs.org/eth-sig-util/-/eth-sig-util-1.4.2.tgz",
               "integrity": "sha1-jZWCAsftuq6Dlwf7pvCf8ydgYhA=",
               "requires": {
-                "ethereumjs-abi": "git+https://github.com/ethereumjs/ethereumjs-abi.git#00ba8463a7f7a67fcad737ff9c2ebd95643427f7",
+                "ethereumjs-abi": "ethereumjs-abi@git+https://github.com/ethereumjs/ethereumjs-abi.git#00ba8463a7f7a67fcad737ff9c2ebd95643427f7",
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@@ -7362,7 +7398,7 @@
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               "requires": {
                 "async": "2.6.1",
-                "async-eventemitter": "github:ahultgren/async-eventemitter#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
+                "async-eventemitter": "async-eventemitter@github:ahultgren/async-eventemitter#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
                 "ethereum-common": "0.2.0",
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                 "ethereumjs-block": "1.7.1",
@@ -10561,7 +10597,7 @@
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               "integrity": "sha1-jZWCAsftuq6Dlwf7pvCf8ydgYhA=",
               "requires": {
-                "ethereumjs-abi": "git+https://github.com/ethereumjs/ethereumjs-abi.git#00ba8463a7f7a67fcad737ff9c2ebd95643427f7",
+                "ethereumjs-abi": "ethereumjs-abi@git+https://github.com/ethereumjs/ethereumjs-abi.git#00ba8463a7f7a67fcad737ff9c2ebd95643427f7",
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@@ -10609,7 +10645,7 @@
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             "underscore": "1.8.3",
             "web3-core-helpers": "1.0.0-beta.34",
-            "websocket": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2"
+            "websocket": "websocket@git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2"
           },
           "dependencies": {
             "websocket": {
@@ -10846,7 +10882,8 @@
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         "ansi-regex": {
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-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "1.2.0",
@@ -10864,11 +10901,13 @@
         },
         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -10881,15 +10920,18 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -10992,7 +11034,8 @@
         },
         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "1.3.5",
@@ -11002,6 +11045,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -11014,17 +11058,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.3",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -11041,6 +11088,7 @@
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -11136,7 +11184,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "4.1.1",
@@ -11146,6 +11195,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -11221,7 +11271,8 @@
         },
         "safe-buffer": {
           "version": "5.1.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "2.1.2",
@@ -11246,6 +11297,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
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@@ -11263,6 +11315,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -11287,11 +11340,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -13034,11 +13089,6 @@
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       "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo="
     },
-    "is-utf8": {
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-      "resolved": "https://registry.npmjs.org/is-utf8/-/is-utf8-0.2.1.tgz",
-      "integrity": "sha1-Sw2hRCEE0bM2NA6AeX6GXPOffXI="
-    },
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       "resolved": "https://registry.npmjs.org/is-windows/-/is-windows-1.0.2.tgz",
@@ -13405,26 +13455,6 @@
         "xtend": "^4.0.0"
       }
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-    "level-js": {
-      "version": "github:timkuijsten/level.js#18e03adab34c49523be7d3d58fafb0c632f61303",
-      "from": "github:timkuijsten/level.js#idbunwrapper",
-      "requires": {
-        "abstract-leveldown": "~2.4.1",
-        "idb-readable-stream": "0.0.4",
-        "ltgt": "^2.1.2",
-        "xtend": "^4.0.1"
-      },
-      "dependencies": {
-        "abstract-leveldown": {
-          "version": "2.4.1",
-          "resolved": "https://registry.npmjs.org/abstract-leveldown/-/abstract-leveldown-2.4.1.tgz",
-          "integrity": "sha1-s7/tuITraToSd18MVenwpCDM7mQ=",
-          "requires": {
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-          }
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       "version": "0.0.0",
       "resolved": "https://registry.npmjs.org/level-ws/-/level-ws-0.0.0.tgz",
@@ -13599,6 +13629,10 @@
             "lodash": "^4.17.5",
             "multihashes": "~0.4.13"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -13663,6 +13697,10 @@
             "murmurhash3js": "^3.0.1",
             "nodeify": "^1.0.1"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -13765,6 +13803,10 @@
             "lodash": "^4.17.5",
             "multihashes": "~0.4.13"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -13840,6 +13882,10 @@
             "murmurhash3js": "^3.0.1",
             "nodeify": "^1.0.1"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -13898,6 +13944,10 @@
             "lodash": "^4.17.5",
             "multihashes": "~0.4.13"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -13989,6 +14039,10 @@
             "lodash": "^4.17.5",
             "multihashes": "~0.4.13"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -14054,6 +14108,10 @@
             "lodash": "^4.17.5",
             "multihashes": "~0.4.13"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -14123,6 +14181,10 @@
             "lodash": "^4.17.5",
             "multihashes": "~0.4.13"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -14235,6 +14297,14 @@
             "lodash": "^4.17.5",
             "multihashes": "~0.4.13"
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
+        },
+        "webrtcsupport": {
+          "version": "github:ipfs/webrtcsupport#0669f576582c53a3a42aa5ac014fcc5966809615",
+          "from": "github:ipfs/webrtcsupport#0669f576582c53a3a42aa5ac014fcc5966809615"
         }
       }
     },
@@ -14306,6 +14376,10 @@
               }
             }
           }
+        },
+        "webcrypto-shim": {
+          "version": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8",
+          "from": "github:dignifiedquire/webcrypto-shim#190bc9ec341375df6025b17ae12ddb2428ea49c8"
         }
       }
     },
@@ -14376,6 +14450,15 @@
         "fs-ext": "github:baudehlo/node-fs-ext#7c9824f3dc330e795aa13359d96252860bd3a684",
         "nodeify": "^1.0.1",
         "once": "^1.4.0"
+      },
+      "dependencies": {
+        "fs-ext": {
+          "version": "github:baudehlo/node-fs-ext#7c9824f3dc330e795aa13359d96252860bd3a684",
+          "from": "github:baudehlo/node-fs-ext#7c9824f3dc330e795aa13359d96252860bd3a684",
+          "requires": {
+            "nan": "^2.10.0"
+          }
+        }
       }
     },
     "lodash": {
@@ -14388,11 +14471,6 @@
       "resolved": "https://registry.npmjs.org/lodash-es/-/lodash-es-4.17.8.tgz",
       "integrity": "sha512-I9mjAxengFAleSThFhhAhvba6fsO0hunb9/0sQ6qQihSZsJRBofv2rYH58WXaOb/O++eUmYpCLywSQ22GfU+sA=="
     },
-    "lodash.assign": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/lodash.assign/-/lodash.assign-4.2.0.tgz",
-      "integrity": "sha1-DZnzzNem0mHRm9rrkkUAXShYCOc="
-    },
     "lodash.debounce": {
       "version": "4.0.8",
       "resolved": "https://registry.npmjs.org/lodash.debounce/-/lodash.debounce-4.0.8.tgz",
@@ -15876,6 +15954,10 @@
             "lodash": "^4.17.5",
             "multihashes": "~0.4.13"
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+        "js-sha3": {
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@@ -19875,6 +19833,26 @@
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         "websocket": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2"
+      },
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
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+          "requires": {
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+          }
+        },
+        "websocket": {
+          "version": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2",
+          "from": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2",
+          "requires": {
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+            "nan": "^2.3.3",
+            "typedarray-to-buffer": "^3.1.2",
+            "yaeti": "^0.0.6"
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     "web3-shh": {
@@ -19909,10 +19887,6 @@
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@@ -20127,30 +20101,6 @@
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@@ -20243,11 +20193,6 @@
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diff --git a/package.json b/package.json
index 9ac3811..501808f 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
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