fix bug textarea
issues #400 File upload not usable when browser loses focus
fix bug #400
fix bug #400
fix error merge pull request
Merge github.com:ippontech/tatami

Conflicts:
	src/main/webapp/js/tatami-home.js
fix but open tab link, issue #423
fix but preview textarea, issue #422
fix bug when a file deleted, issue #414
fix bug when a file deleted, issue #414
fix revision issue
fix bug refresh quota and synchrone the response
fix merge github
fix merge github
Merge pull request #439 from hellsingblack/master

fix bug #423, #422, #414