rename webiduri.py to webidprofile.py
Use rdflib for RDF serialization instead of templates
Add methods computing litterals values to allow overloading for customization
Use absolute URI for foaf:Person resource
Add more overloadable generic Profile elements + Profile document
Add RDFa and include turtle serialization preview in HTML and RDFa
cleanup of everything else than RDFa
Merge branch 'use_rdflib'
FOAF+SSL -> WebID+TLS