This reverts commit 8fb89056.

This reverts commit 50ebea41.

Set default 'forwarded for' headers for reverse proxy

make sure that hooks are emitted properly on file move operation

Correctly make use of the languageCode argument in the files activity extension

Activity 302 improve settings

Merge pull request #17830 from owncloud/issue-17825-dont-silently-ignore-invalid-consumers-extensions

Throw a InvalidArgumentException when a consumer/extension is invalid

add data: to allowed image domains

Display warning in security & setup warnings if php version is EOL

Only load app routes if the app has already been loaded

Automatic db prefix query builder

Capabilities manager

Check if archive contains a directory named like appid

Basic work for right sidebar

* Register OCP\Capability\IManager at DIContainer
* Add register capabilities to appframework
* Register capabilities in DI way
* Make unit test pass again
* Remove CapabiltiesManager from OCP

* Files
* Files_Sharing
* Files_Trashbin
* Files_Versions

* This should allow the capabilities to be intergrated into the
appframework
* Unit tests
* Throw exception if closure does not return ICapability instance

Use the new IteratorDirectory instead of the fakedir wrapper

Fix removal of share permissions when share disabled for user

Make sure to hide empty content message when mask is shown

Add \OCP\ISession to AppFramework

Do not allow invalid default expire days

Store storage availability in database

Adding header support to class OC_OCS_Result