bugfix if media tags is not available

git-svn-id: http://plugins.svn.wordpress.org/multi-media-tags/trunk@662322 b8457f37-d9ea-0310-8a92-e5e31aec5664
Squashed commit of the following:

commit a733735ddebfe9a96f52f334d37819e77c30d3e0
Merge: aa563c0 a5e5943
Author: burgerdev <webmaster@burgerdev.de>
Date:   Fri Feb 1 22:29:00 2013 +0100

    Merge branch 'svn'

    Conflicts:
    	multi-media-tags.php

commit aa563c0958c56dc3d87ca2accbb5a56691dcf08c
Author: burgerdev <webmaster@burgerdev.de>
Date:   Fri Feb 1 22:03:01 2013 +0100

    ready for svn check-in

commit 7d00ca1bf50475526b63ad40aca0e54d755c2d6e
Merge: 4c58b02 25b9c1b
Author: burgerdev <webmaster@burgerdev.de>
Date:   Fri Feb 1 22:00:34 2013 +0100

    Merge branch 'master' of github.com:burgerdev/multi-media-tags

commit 25b9c1bb2d6f859d3c8dcad57385084a903f8c4a
Author: burgerdev <webmaster@burgerdev.de>
Date:   Thu Jan 31 23:23:05 2013 +0100

    added shortcode handling and image linkification

commit 6ab2dbfb2d34f4d89ea6c2f25eb7f0bc05cc87ca
Author: Markus Döring <webmaster@burgerdev.de>
Date:   Sat Jan 26 01:03:45 2013 +0100

    tested with wp readme validator

commit f21ac48edf8ecafba6cdcb162bedbe0022f99784
Author: Markus Döring <webmaster@burgerdev.de>
Date:   Sat Jan 26 00:40:47 2013 +0100

    wordpress.org conforming readme

commit 585ef48262e6f4e1a5f74387c9b2e0e87d52344d
Author: Markus Döring <markus.b.doering@gmail.com>
Date:   Fri Jan 25 14:38:48 2013 +0100

    extensive licencing information

commit 5bf6c99d539f41a02ca7d3789e87592b35536b1b
Author: Markus Döring <markus.b.doering@gmail.com>
Date:   Fri Jan 25 14:32:34 2013 +0100

    made fit for WP hosting

commit 2ca57aa4830e6b247fc2a01b28e373aa60b03a38
Author: Markus Döring <markus.b.doering@gmail.com>
Date:   Fri Jan 25 14:25:24 2013 +0100

    adapted for name change

commit c4a0d780e82b8903f926367530bbab749e4f4289
Author: Markus Döring <webmaster@burgerdev.de>
Date:   Fri Jan 25 14:13:08 2013 +0100

    more documentation

commit 7411d94fba94dbbe05e2f18cdfdff526a77baf13
Author: Markus Döring <webmaster@burgerdev.de>
Date:   Fri Jan 25 14:00:16 2013 +0100

    image, audio and fallback implemented

commit dacf7ec182a5bf661cfb98184be5d0a92f83f34d
Author: Markus Döring <webmaster@burgerdev.de>
Date:   Fri Jan 25 04:48:26 2013 -0800

    Initial commit

git-svn-id: http://plugins.svn.wordpress.org/multi-media-tags/trunk@662323 b8457f37-d9ea-0310-8a92-e5e31aec5664
fixed parsing error
Merge branch 'svn'
Merge branch 'master' of github.com:burgerdev/multi-media-tags