packaged fs in (#18)

c_src/bsd/main.c

c_src/mac/cli.c

c_src/mac/cli.h

c_src/mac/cli.h.gch

c_src/mac/common.h

c_src/mac/common.h.gch

c_src/mac/compat.c

c_src/mac/compat.h

c_src/mac/compat.h.gch

c_src/mac/main.c

c_src/windows/ArgumentParser.cs

c_src/windows/Arguments.cs

c_src/windows/AssemblyInfo.cs

c_src/windows/Makefile

c_src/windows/Runner.cs

lib/exfswatch.ex

lib/exfswatch/backends/fsevents.ex

lib/exfswatch/backends/inotify_wait.ex

lib/exfswatch/backends/inotify_wait_win32.ex

lib/exfswatch/backends/kqueue.ex