session.go: AcceptStream handles GoAway#18

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ginkoob wants to merge 3 commits intohashicorp:masterfrom ginkoob:goaway

+56

Commits on Sep 2, 2015

session.go: AcceptStream handles GoAway
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committed

Commits on Sep 3, 2015

session.go: AcceptStream handles GoAway while is running
root
committed

Commits on Sep 5, 2015

session.go: fmt & create goAwayCh only on server
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committed