add basic vocabularies
add r2rml.ttl
fixes for xturtle in owl.ttl
initial version of the DCMI Type ttl
initial version of a XSD namespace ttl
fixes for xturtle
remove unused xml prefix definition
add initial schema.org ttl
remove dc statements
start re-arranging vocabularies in projects
add more documentation
fix readme name
init sioc project
fix one error and several xturtle issues
remove sioc from other
init dublin core project
fix xturtle issues
remove dublin core files
init foaf project
add isDefinedBy, comment and label for datatypes