Make sure the update page is shown in a browser. And not an ajax request

fix bug that would only return error responses for 3rdparty apps

fixing mimetype for "new" ms office formats

Don't display shared links if disabled

ignore themes

Fix #2816 renaming shared files

Dont task external storages with creating their own root

Set storage id for openstack swift backend

typo fix in a comment.

Trashbin for encryption keys now against master

fix for infinite loop causing on files_encryption branch when testing 

right mime types for docx, pptx and xlsx
with the old mimetype I got a warning message from office everytime I opend such a file (it was downloaded as "filename.docx.doc")

fix for infinite loop causing on files_encryption branch when testing "apps/files_encryption/test/crypt.php" on Method testSymmetricStreamEncryptShortFileContent

Reword sentence and move HTML out of translation

Remove onclick

fix restore of the same file name

this works only with latest files_encryption branch up from 813641e6