Use actual file path on rename/delete

When renaming or deleting a file that is in a subdirectory, performing
the action from the sharing overview or another file list view, the
actual directory of the file must be used instead of the current
directory.
Update the modified date in UI on file reversion
Prevent loadApps on upgrade

Moved OC::needUpgrade() to OCP\Util::needUpgrade() to make it accessible
form the router.
Moved maintenance + upgrade check to the router.
Fixed controls bar in viewer mode
Fixed uploading by drag and drop into folder
Fix appending of rows after upload

When uploading files or folders, they only need to be appended or
updated when their path or a section of their path is inside the current
directory (which happens for folder upload)

Fixes issue where file was appended when dragging on a parent directory
onto the breadcrumb.

Fixes appending issue when uploading folders.
[tx-robot] updated from transifex
Fixed file actions fallback

Some apps are calling FileActions.display() directly but omit the new
fileList argument.

This fix makes the fileList argument correctly fall back to the default
file list (the one from the "All files" section)
Prevent showing the file picker twice

In case the filepicker function is called twice, only show it once.
Merge pull request #9108 from owncloud/uploadintofolderfix

Fix many issues with drag and drop upload
Backport subset of #4179, re-established Oracle compatibility for LDAP

Conflicts:
	apps/user_ldap/lib/access.php
Merge pull request #9102 from owncloud/viewermode-controls

Fixed controls bar in viewer mode
Merge pull request #9121 from owncloud/filepicker-avoidtwice

Prevent showing the file picker twice
[tx-robot] updated from transifex
Merge pull request #9120 from owncloud/fileactions-filelistfallback

Fixed file actions fallback
7.0.0 alpha 2
[tx-robot] updated from transifex
Add explanation about the current implementation of updateApp
[tx-robot] updated from transifex
Merge pull request #9138 from owncloud/fix-documentation

Add explanation about the current implementation of updateApp