Re-organized
navmenu remove well class
add

change
chang

new change
test
Revert "chang"

This reverts commit ff78250129217196aff620bcc5064152cd92166d.
Revert "Revert "chang""

This reverts commit fa67a76f7badd3b2a53f84f0564fcb96a147d694.
added click on logo to open/close menu
Merge branch 'master' into branch-lingjun

Conflicts:
	index.html
	js/app.js