* Remove render and make it an explicit alias of render_mako
 * Remove unused file lib/template.py and commented reference in environment.py
Merge pull request #252 from iseppi/cleanup-themes

Cleanup themes
Fulfilment Subsystem
 * Remove pdf.mako from theme
 * Use mako_lookup.get_template to load xsl file so that it will use the theme
Merge pull request #253 from iseppi/fulfilment-subsystem

Fulfilment Subsystem
Merge pull request #70 from zookeepr/master

Merge upstream to lca2013