update readme file
[Project][Branch][Component][BugID(optional)] Summary

Why:
How:
Verify steps: N/A
Possible effects:
update readme file
[Project][Branch][Component][BugID(optional)] Summary

Why:
How:
Verify steps: N/A
Possible effects:
Merge branch 'master' of github.com:s894330/NailVim

Conflicts:
	README.md