diff --git a/src/Makefile b/src/Makefile
deleted file mode 100644
index 8fed45c0..00000000
--- a/src/Makefile
+++ /dev/null
@@ -1,162 +0,0 @@
-#==========================================================================
-#                         Compilation Flags
-# ==========================================================================
-
-# recommend make command: make -j CSDP=1 
-# be careful that no additional space is allowed
-# default DBG is off
-DBG = 0
-# default GPROF is off, used to enable runtime profiling
-GPROF = 0
-# default GUROBI is off 
-GUROBI = 1
-# default LEMONCBC is off 
-LEMONCBC = 0
-# default CSDP is off 
-CSDP = 1
-
-UNAME_S = $(shell uname -s)
-ifeq ($(UNAME_S), Linux)
-	-include ./Unix.mk
-endif 
-ifeq ($(UNAME_S), Darwin)
-	-include ./Darwin.mk
-endif 
-
-ifeq ($(DBG), 1)
-	CXXFLAGS = $(CXXFLAGS_DEBUG) -DDEBUG_ILPCOLORING  -DDEBUG_LPCOLORING 
-	#CXXFLAGS = $(CXXFLAGS_DEBUG) -DDEBUG_SDPCOLORING -DDEBUG_ILPCOLORING  -DDEBUG_LPCOLORING 
-	#CXXFLAGS = $(CXXFLAGS_DEBUG) #-D_DGOUT -DDEBUG_SDPCOLORING -DDEBUG_ILPCOLORING  -DDEBUG_LPCOLORING 
-else
-	CXXFLAGS = $(CXXFLAGS_RELEASE) #-DCOMPONENTS -DDEBUG_NONINTEGERS -DDEBUG_NOANCHOR
-endif
-
-ifeq ($(GPROF), 1)
-	CXXFLAGS += -pg
-endif
-
-CXXFLAGS += -g -DGUROBI=$(GUROBI) -DLEMONCBC=$(LEMONCBC) -DCSDP=$(CSDP)
-#CXXFLAGS += -DGUROBI=$(GUROBI) -DLEMONCBC=$(LEMONCBC) -DCSDP=$(CSDP)
-
-ifeq ($(UNAME_S), Linux)
-ifeq ($(GUROBI), 0)
-ifeq ($(LEMONCBC), 0)
-	CXXFLAGS += -static
-endif
-endif
-endif
-
-#==========================================================================
-#                         Special Library
-# ==========================================================================
-
-INCLUDE = \
-		  -I $(BOOST_DIR)/include \
-		  -I $(NEW_LIMBO_DIR)/include
-
-# only gurobi60 is dynamically linked 
-# static libraries have .a as suffix in both unix and darwin 
-# but dynamic libraries have different suffixes 
-LIBS = $(STATIC_LINK_FLAG) \
-	   -L $(NEW_LIMBO_DIR)/lib -lgdsparser -lprogramoptions \
-	   -L $(BOOST_DIR)/lib -lboost_system -lboost_timer -lboost_chrono -lboost_iostreams \
-	   -L $(ZLIB_DIR) -lz
-
-# boost chrono links to to librt.a under Linux
-ifeq ($(UNAME_S), Linux)
-#LIBS += $(STATIC_LINK_FLAG) -lrt 
-LIBS += -L $(BOOST_DIR)/lib -lboost_system
-endif 
-
-# GUROBI 
-ifeq ($(GUROBI), 1)
-INCLUDE += -I $(GUROBI_HOME)/include
-LIBS += -L $(GUROBI_HOME)/lib \
-		$(STATIC_LINK_FLAG) -lgurobi_c++ \
-		$(DYNAMIC_LINK_FLAG) -lgurobi81
-endif 
-# Cbc lemon api (Cbc must be installed with static flag and lemon must be installed with Cbc as MIP solver)
-ifeq ($(LEMONCBC), 1)
-INCLUDE += -I $(CBC_DIR)/include \
-		   -I $(LEMON_DIR)/include
-LIBS += -L $(CBC_DIR)/lib $(DYNAMIC_LINK_FLAG) -lCbc -lCbcSolver -lCgl -lClp -lCoinUtils -lOsiCbc -lOsiClp -lOsi \
-		-L $(LEMON_DIR)/lib $(STATIC_LINK_FLAG) -lemon \
-		$(DYNAMIC_LINK_FLAG) -lz -lbz2 \
-		-Wl,-rpath,$(CBC_DIR)/lib:$(LEMON_DIR)/lib
-endif
-# Csdp api (OpenBLAS and Fortran library are necessary)
-# it looks like pthead must be linked dynamically when GUROBI is also on 
-ifeq ($(CSDP), 1)
-LIBS += -L $(NEW_LIMBO_DIR)/lib $(STATIC_LINK_FLAG) -L $(CSDP_DIR)/lib -lsdp \
-	   -L $(NEW_LIMBO_DIR)/lib $(STATIC_LINK_FLAG) -L $(BLAS_DIR)/lib -lopenblas -lm 
-# CSDP links to Fortran under Linux 
-ifeq ($(UNAME_S), Linux)
-LIBS += $(DYNAMIC_LINK_FLAG) -lrt -lgfortran 
-endif
-ifeq ($(GUROBI), 1) 
-LIBS += $(DYNAMIC_LINK_FLAG) -lpthread 
-else
-ifeq ($(LEMONCBC), 1)
-LIBS += $(DYNAMIC_LINK_FLAG) -lpthread 
-else
-LIBS += $(STATIC_LINK_FLAG) -lpthread
-endif
-endif
-endif
-
-# BOOST_REG_INTERSECTION
-ifeq ($(BOOST_REG_INTERSECTION), 1)
-	CXXFLAGS += -DBOOST_REG_INTERSECTION
-endif
-
-# ==========================================================================
-#                         Standard Setting
-# ==========================================================================
-
-PROGRAM_ROOT_DIR = ..
-MKDIR = if [ ! -d $(@D) ]; then mkdir -p $(@D); fi
-EXEDIR = $(PROGRAM_ROOT_DIR)/bin
-OBJDIR = $(PROGRAM_ROOT_DIR)/obj
-LIBDIR = $(PROGRAM_ROOT_DIR)/lib
-SRCS = $(wildcard *.cpp)
-OBJS = $(SRCS:%.cpp=$(OBJDIR)/%.o)
-OBJS_NOMAIN = $(filter-out $(OBJDIR)/main.o, $(OBJS)) # filter out main.o 
-DEPS = $(OBJS:%.o=%.d) 	# one dependency file for each source
-
-LIB = $(LIBDIR)/OpenMPL.a
-EXE	= $(EXEDIR)/OpenMPL
-
-.SUFFIXES: .cc .cpp .o .x
-
-all: $(EXE) $(LIB) tags
-
-$(EXE): $(OBJDIR)/main.o $(LIB)
-	@$(MKDIR)
-	$(CXX) $(CXXFLAGS) -o $@ $< $(LIB) $(LIBS) 
-
-$(LIB): $(OBJS)
-	@$(MKDIR)
-	$(AR) $(ARFLAGS) $(LIB) $(OBJS_NOMAIN)
-
-$(OBJDIR)/%.o:%.cpp
-	@$(MKDIR)
-	$(CXX) $(CXXFLAGS) -std=c++11 -c -o $@ $< $(INCLUDE)
-
-# rule to generate a dep file by using the C preprocessor
-# (see man cpp for details on the -MM and -MT options)
-$(OBJDIR)/%.d:%.cpp
-	$(CXX) $(CXXFLAGS) $< -MM -MT $(@:%.d=%.o) >$@ $(INCLUDE)
-
-tags: $(SRCS)
-	ctags -R *
-
-
--include $(DEPS)
-
-.PHONY: clean
-clean: cleandep
-	rm -f $(LIB) $(EXE) $(OBJS)
-	
-.PHONY: cleandep
-cleandep:
-	rm -f $(DEPS)
diff --git a/src/Unix.mk b/src/Unix.mk
deleted file mode 100644
index ca8d9b5d..00000000
--- a/src/Unix.mk
+++ /dev/null
@@ -1,27 +0,0 @@
-#==========================================================================
-#                    Configuration under unix environment
-# ==========================================================================
-
-# detect compiler 
-ifneq ($(shell which g++48),)
-	CXX = g++48
-	AR = ar
-else
-ifneq ($(shell which g++47),)
-	CXX = g++47
-	AR = ar
-else 
-	CXX = g++
-	AR = ar
-endif
-endif
-
-CXXFLAGS_BASIC = -g -std=c++11 -D_GLIBCXX_USE_CXX11_ABI=0 -fmax-errors=1 -W -Wall -Wextra -Wreturn-type -ansi -m64 -Wno-deprecated -Wno-unused-local-typedefs
-CXXFLAGS_DEBUG =  -DDEBUG $(CXXFLAGS_BASIC) 
-CXXFLAGS_RELEASE = -O3 -fopenmp $(CXXFLAGS_BASIC) 
-
-ARFLAGS = rvs
-
-# gcc linker provides fine link control, while clang does not
-STATIC_LINK_FLAG = -Wl,-Bstatic
-DYNAMIC_LINK_FLAG = -Wl,-Bdynamic