Bug fix for Issue#1688

Fix for Undelete directory action

JSON mount config: no pretty print

Use json for new mount configuration files

files_versions no longer contains a personal settings page -> remove the...

Fix changing user password at 'Personal' page. Ref #1693

Cache: hash long storage ids to ensure they fit in the database

fix redirect, use the new routing

Sanitize html

Style cleanup files_external

Fixing 1659 master

Style cleanup user_ldap

Remove the leading slash from the filename for opendir

fix multiselect bar offset on shared page, close #1339 finally