whitespace cleanup
enable enter in ie by using .submit()+form instead of .change(), use notifications when name is empty
show notification when renaming a file to ''
abort rename on ESC keyup
remove , at end of js. IE8 chokes on this
input/form switching cleanup
use jQuery.parseJSON fallback for IE6/7/8
remove initial iframe, is added automatically by jquery upload mechanism
reverse z-index of a and input to make upload work again in ie8/9
Merge branch 'master' into fix_minor_files_annoyances

Conflicts:
	apps/files/js/files.js
adapt to isFileNameValid, whitespace cleanup
remove aborted uploads
attach max upload tipsy to div instead of a to fix tooltip not showing due to new z-index
ie8 ignores rgba, show button border in ie8 by adding second border css row
 fixing string concatenation in javascript
 refs https://github.com/owncloud/core/commit/ae54364d7c8baf5138d166855db6431190963886
Merge pull request #938 from owncloud/fix_minor_files_annoyances

Fix minor files annoyances