add set statements of subject to view
fix syntax
add getStatementForPredicate
add addStatement for every choreography (prototype)
add performance gain while building markups

- add getStatementForPredicate for choreographies
- refactor markup of choreographies (use statements which are already created by rdfauthor)

Use only matched statements for a choreography.
add foaf:depiction to hook[property] on foaf choreography