these two roles do not seem to require RDFModel
split out RDF/TOBYINK-specific stuff into separate class (eventually separate dist)
rationalize Dist::Inkt::Role::WriteCOPYRIGHT
rename Core->Simple; other profiles should probably not extend it

--HG--
rename : lib/Dist/Inkt/Profile/Core.pm => lib/Dist/Inkt/Profile/Simple.pm
Simple should do a bit more by default
default, somewhat sane way to read some metadata
example using simple profile