use spdlog for logging in ws + unittest + remove un-needed mutex

third_party/spdlog/example/Makefile.mingw

@@ -0,0 +1,25 @@
+CXX	?= g++
+CXXFLAGS	=  -D_WIN32_WINNT=0x600 -march=native -Wall -Wextra -pedantic -std=gnu++0x -pthread -Wl,--no-as-needed  -I../include 
+CXX_RELEASE_FLAGS = -O3 
+CXX_DEBUG_FLAGS= -g 
+
+
+all:	example 
+debug: example-debug 
+
+example: example.cpp
+	$(CXX) example.cpp -o example $(CXXFLAGS) $(CXX_RELEASE_FLAGS)
+
+	
+example-debug: example.cpp
+	$(CXX) example.cpp -o example-debug $(CXXFLAGS) $(CXX_DEBUG_FLAGS)
+
+
+clean:
+	rm -f *.o logs/*.txt example example-debug
+
+
+rebuild: clean all
+rebuild-debug: clean debug
+
+