if file is not in db, fall back to restore file to the users root
only enable previews if the encryption is disabled
get trash size from file cache
fix mimetype detection, introduce fake etag to identify preview images
fix close() implementation in \OC\Session\Internal
Merge pull request #7398 from owncloud/trash_dont_rely_on_db

[trash] fall back if file is not in db
Merge pull request #7646 from owncloud/fix_ocs_api_unshare

we need the file_source to delete a share successfully
Merge pull request #7600 from ideaship/fix_escaped_html

fix: use print_escaped for radio button "checked"
Add function remove() to OC.localeStorage
Fix copy/paste error
Merge branch 'master' into close-session-faster-master
PHPDoc updated
Fixed warning when browsing Shared folder

The virtual "Shared" folder doesn't have an unencrypted_size field.
This fix adds a check to prevent warnings in the log.
fix cache when remove an user
Disable XML entities when parsing XML
Fixed total space display when data size exceeds quota

The total space display in the personal page now shows the quota value
instead of used space when used space exceeds the quota (soft quota).
Merge pull request #7656 from owncloud/xml-entityfixes

Disable XML entities when parsing XML
Merge pull request #7602 from owncloud/flush-updater-cache

Reset time of last update feed polling after successful update
send an individual email to each recipient
remove magic handling of recipient lists by exploding the string - this functionality is nowhere used this way and nowhere documented - and broken because only $toaddress will be exploded not $toname