remove deleted files while scanning
fix whitespace, check selected files before starting upload
change filelist ui updates
add triangle icon east
progress fixes
architecture too complex
reduced complexity, added listing conflicts to dialog
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
Deny access for non-users and add a (not-working) override button
Clean up and prepare a bit for custom default avatars