Disable versions app JS in public mode

add options to disable the check for a working .htaccess file in data

Added timeout for WebDAV post setup check

Since the version JS code isn't used in public link mode, disable it to
prevent Chrome freezing bugs due to the t() call being synchronous.

Fixes #4545

add reshare option for the OCS Share API

Fixed zip download button for unlimited filesize in public mode

update 3rdparty submodule

add options to disable the check for a working .htaccess file in data and for a working WebDAV server. This are advanced settings that are needed in special situations where our check fail and the user runs into an http timeout.

Move OC_Connector_Sabre_Server to expected location.

Added missing condition to check whenever allowed zip size is unlimited.

Fixes #3717

only call shell_exec if enabled

Fixed sharing status update for new/uploaded files

new console command to generate sql migration scripts

fix undefined "shipped"

Creating new files, folders or uploading files now have their sharing
icon updated accordingly.

For this, the global share status list that is cached in
OC.Share.statuses is reused for new files.

Performance should improve as the sharing list is now only loaded once
per navigation session.

In OC.Share, split loadIcons into loadIcons + updateIcons.

Fixes #4977

Fixed upload permissions distinction between public and logged in upload

Updates ownCloud title to Application - ownCloud

PHP Code Coverage on windows master

use svg to generate filetype icon if imagick available

Fixes #5370

WebDAV depth infinity support - the dirty way