properly break after the first comment ends + allow to pass in one file/folder via commandline argument

Add wrapper for Guzzle

Do not use APCu when apc.enabled is Off.

Revert "FIX for webdav.mediencenter.t-online.de"

Fix middle click on breadcrumb

FIX for webdav.mediencenter.t-online.de



https://webdav.mediencenter.t-online.de returns invalid response code.

e.g.
{"reqId":"f9a1c394b98108e4e5ca62bf47829c64","remoteAddr":"81.189.45.224","app":"PHP","message":"Undefined offset: 2 at \/var\/www\/owncloud\/3rdparty\/sabre\/dav\/lib\/Sabre\/DAV\/Client.php#569","level":3,"time":"2015-03-25T18:25:48+00:00","method":"GET","url":"\/index.php\/apps\/files\/ajax\/getstoragestats.php?dir=External%2FT-Cloud%2FTests"}

e.g.
{"reqId":"3407d66672b3cef206b0af883e49bff4","remoteAddr":"46.74.125.245","app":"PHP","message":"Undefined index: {DAV:}getlastmodified at \/var\/www\/owncloud\/lib\/private\/files\/storage\/dav.php#563","level":3,"time":"2015-03-25T16:33:21+00:00"}

https://webdav.mediencenter.t-online.de returns invalid response code.

e.g.
{"reqId":"f9a1c394b98108e4e5ca62bf47829c64","remoteAddr":"81.189.45.224","app":"PHP","message":"Undefined offset: 2 at \/var\/www\/owncloud\/3rdparty\/sabre\/dav\/lib\/Sabre\/DAV\/Client.php#569","level":3,"time":"2015-03-25T18:25:48+00:00","method":"GET","url":"\/index.php\/apps\/files\/ajax\/getstoragestats.php?dir=External%2FT-Cloud%2FTests"}

e.g.
{"reqId":"3407d66672b3cef206b0af883e49bff4","remoteAddr":"46.74.125.245","app":"PHP","message":"Undefined index: {DAV:}getlastmodified at \/var\/www\/owncloud\/lib\/private\/files\/storage\/dav.php#563","level":3,"time":"2015-03-25T16:33:21+00:00"}

only show connection checks results if there are errors, fix #11476

tearDown the file system before reinitializing 

do not show update notification on mobile, fix overlapping of header menus

highlight active user menu entry

Use individual timers for separate config rows

Recreate trashbin folder after full deletion

sidebar fixes

Make the link to issue template bold

Makes it easier to see the issue template link. And hopefully more we don't have to tell everybody that much that they should use it.

Log forbidden in debug level

Update sabre-2.1.3 thirdparty submodule

Group sharing activities by user/group and file respectively

Deduplicate external manager tests

Files thumbnail fix