remove force.exe
Merge branch 'master' of github.com:SkyOnNodeWebkit/ForceCLI-GUI

* 'master' of github.com:SkyOnNodeWebkit/ForceCLI-GUI:
  removed unsed code
  remove unused code
add more explanation to README
add usage step in README
Merge branch 'readme-up-1'
Merge branch 'master' of github.com:SkyOnNodeWebkit/ForceCLI-GUI

Conflicts:
	README.md
add OS base command