added HMAC support to PassHash class FS#2794

fixed references from old mysql authtype to new mysql plugin in mysql.conf example

fixed wrong use of quotes in authtype warning message

fixed broken default config options (FS#2789)

apply media_isexternal

tests for media_isexternal

Added media_isexternal()

fix some minor typos in fetch_imagetoken.test.php

Add check for token when resizing and caching external images

tests for fetch.php of external files

Update phpdocs of checkFileStatus

Support handle of images from ftp.
ml() can built url to these images, either fetch didn't accept them.

Add some tests about handling of semicolons
Informative as sample implementation too

Clean internal ids in ml(), that it matches with fetch.php
The resize token was broken because fetch.php cleans the id before the token calculation, while ml() uses the raw id

Added comment to DiffFormatter _escape() method

Clarify use of _escape() method in base class.

Fix wrong config key in deprecated auth message

Revert "fixed space of list points beside a floating image"

This reverts commit 37764cbb34237da3c96bab21102e44ffe2715cd9.

fixed space of list points beside a floating image

Release preparation

added missing test case files

tar library: another fix for lone zero blocks

updated dates in templates' and plugins' info.txt files

fixed test name

ensure security token is included in media url when resize parameter is passed in string form, e.g. 'w=80'

add some tests for ml()