Clean up \OC\Util

 - Use camelCase

 - Add some phpdoc

 - Fix some indents

 - Use some more spacing
remove editor div in filelist
refactor OC.Breadcrumbs, allow injection of container to allow rendering crumbs into full screen editor
Remove disconnect function from OC_DB
also emit hooks for views that are a subfolder of the user folder
Fix some naming and spacing in lib/util.php
Merge branch 'master' into clean_up_util

Conflicts:
	lib/util.php
fixing typos
Fix some phpdoc and camelcase
Add basic avatars and gravatar
Modularize get(), async getAvatar, avatars @ usermgmt

And other small improvements
Add unittests & check filetype in setLocalAvatar()

TODO: Fix OC_Image->mimetype(), it always returns "image/png"
Load avatar from path, if one's provided
Improve styling & enable avatar-upload at personal page
Have /avatar.php as a central avatar-point
Show avatar on personal.php always (except if avatars are disabled)
Use avatar.php in user-management
Refactor newavatar.php and show (for now) an alert on problems when setting new avatars
Have a fancy uploadavatar button
Several improvements

- Don't use gravatars default avatars
- Use "profile image" instead of "avatar"
- Use <p> instead of tables
- Ease updateAvatar()
- Actually return something in \OCP\Avatar