Returns -3 for unlimited quota in Webdav response.
Also adjusted personal page to show unlimited quota when set.

remove comments count because it is not that relevant to show directly

Fix since version

add index definitions for comments tables

Relax rootfolder check

Expiration date can only be enforced if default is enabled

* Updated unit tests
* Added intergration test

Fix email form on personal page

If the default expiration date is not enebaled it can not be enforced.

* Added unit tests

Do not allow sharing of the users root folder

Move the tag filter at the end for now

Set default expiration date if none given on share creation

Remove delete permissions for read-only federated reshares

Rename system tags app to collaborative tags

Allow theming of actions

Fix verifyExpirationDate passwordSet argument

Action icons now appear properly in public link page.
More actions are now CSS icons.

This makes theming of file actions possible

Before installing new shipped apps we need to load authentication apps

Add integration test for CSRF protection on DAV

add download icon for image detail view, ref gallery issue 51

Fix formatting of response

Exclude ocs-provider from rewrite rule

Sharing of the users root folder should not be allowed as it is very
weird UX. Also many of our clients have no proper way of displaying
this.

Added unit test

Also added intergration tests to make sure we won't allow it in the
future.

The elements are expected to be within a `service` array as per specification.

Otherwise `localhost/ocs-provider/` cannot be accessed if mod_rewrite is install
ed. Only affects master.