DB: Set correct default value for numeric types

Add some more indexes to tables to improve db queries

LDAP Wizard: do not forget to set display name attributes for user and g...

Don't set a default value when there isn't a default specified

Added ffmpeg fallback when avconv is not available

Users groupadmindropdown

Conflicts:
	lib/private/preview/movies.php

Fix fatal error when trying to open a non existing public link

Files singledotdirs

Add unit tests for OC_API::mergeResponses and fix error with api returning incorrect status codes.

Don't double-slash filenames at the root.

Use dedicated OC_Image loader methods in previews

Fixes #5841

Before rendering breadcrumbs or the file list, the paths are now
normalized. This prevents the UI to show "." breadcrumbs in case the
path contains sections with "/./"

Fixes #5848

Now removing "/./" and trailing "/." from the paths when normalizing.

Use View::copy and View::rename when copying or renaming files in the shared storage

Fix spacing issue for checkboxes, vertically center checkboxes on person...

LDAP Wizard: proper behaviour with anonymous bind, fixes #5753

Do not use -1 as the size for the root folder of the home storage

Fixed total dirs/files message hiding condition

No data corruption duriing parallel upload

Fixes #5829