Fixing issues for mapserver 6.4
Removing debug trace.
Always create new database in 'vagrant provision'.
Updating OpenLayers to version 2.13.1 and including attribution control. Adding proper attribution to used maps.
Adjusting attribution.
Adding overlay to admin. Cleanup in admin.py.
Adjusting version and cleanup in init.
Added missing pysqlite repository to repositories and packages
Merge branch '0.3' into 0.4

Conflicts:
	eoxserver/__init__.py
	eoxserver/resources/coverages/admin.py
	eoxserver/services/mapserver.py
Insatll epel repository from official package.
Add CrsMetadata element to GetCapabilities response. Fixes #289.
Install epel repository from official package.
Moving howto to readme that it gets rendered on github.
Adding rediscovered reprojection tool to not lose it again. Caution, it is untested right now.
Updating documentation submodule.
Adding exception for WCS 1.0.0 in header parsing. Hopefully fixes #290.
Updating autotest submodule.
Updating submodule and adjusting test to be run in jenkins because of changes in MapServer from 6.2 to 6.4.
Remove geos patch for Django since this is already included in Django 1.4.16 available and installed from pip.
Enable CR repository and adjust grep in Base configuration.