Some user agents are notorious and don't really properly follow HTTP
 specifications. For those, have an automated opt-out. Since the protection
for remote.php is applied in base.php as starting point we need to opt out
here.

[3rdparty] PasswordCompat is no longer required

Add PHP 7.1 drone tests

Fix detection of file types a bit

In php 7.1 the pretty print json output changed. Thus now we compare
arrays.

Bumps the PHP version from beta2 to RC1

* Set salt length to 0
  See https://tools.ietf.org/html/rfc3447#page-38
* Fix tests for new phpunit

dont show shares you own in "shared with you"

Fix PHPUnit warnings on NODB runs

Add a docs link when given