files_encryption app is now enabled in enable_all.php

disabled encryption file proxy in test/lib/cache/file.php

this runs currently into an infinite loop

added postWrite and postTouch to fix file size and sharing keys

fix webdav part files

created new method fixFileSize in Util so it can be used with files_trashbin

On the Personal Settings page, made the display name save like the email address saves

@samtuke no need anymore for fixPartialFilePath this is now handled by rename
share-keys are now handled properly
webdav .part files are handled properly

upload with big files should now work
@samtuke and @schiesbn we need a solution for the cache files created by webdav

Make sure the filesystem is initialized when searching for mounts

improved file size calculation and speeds

Thanks @kabum

$password is not supported

use utf-8 encoding for json

fix logical issue while retrieving log via ajax

Let autoloader resolve paths under apps lib directory.

Files: fix the order fileactions are computed for a file

Fixing #3095

Add markdown to mimetype list