GD adapter to check if gd function exists.
Adding itemprop for microdate support to optional attributes.
http -> https
Removing link to wiki. It doesn't exist anymore. Closes #64.
Updating order in include_path. Fixes #63.

Some systems have the PEAR path in the `include_path` and a package
installed that provides a `Mime_Type` class. This change will force to
lookup the class in the mm library path first.
Error in "_addDimensions" method of Media helper
Exchanging U+2212: Minus Sign for dash in chmod example.

Applying patch by ryandesign; thanks!
Fixes #68.
Merge pull request #69 from Cirize/next

Fixing typo in `_addDimensions()` method of Media helper.
Add plugin prefix for console Tasks to work
Thanks for all the support.
Updating copyright year.
Merge branch 'next'

Conflicts:
	README
	vendors/medium/adapter/gd.php
Updating mm library.
Typo.
Merge remote-tracking branch 'upstream/master' into next
Merge remote-tracking branch 'bmcclure/cake-2.0' into 2.0
Moved config data from core.php th bootstrap.php, so that it can be loaded from CakePlugin.
Updated behavior callbacks to be PHP 5.4 compatible.
Updated helper to be PHP 5.4 compatible.
Merge pull request #13 from gBokiau/patch-1

Fix problem with tasks (2.0 syntax)