Move OMERO table of contents sidebar to omero/themes/
Move OMERO specific extlink (source, jenkins) to omero/conf.py
Add Github and Jenkins extlinks to the Model documentation

Fix source code and javadoc links in the formats pages
Ignore .pyc file generated during the import of common/conf.py
Define omero_source extlink and fix hard-coded source code links
Fix redirected links
Merge pull request #344 from sbesson/rebased/develop/formats_source

Add GH/Jenkins extlinks to the model documentation (rebased onto develop)