more consistency in exceptions thrown by PlantainStore
enable support of graph for collection ""
create a BoundSolutions type for sparql, so that one can pass the variables along + fix little bug
fix typo in method name
enable forking of tests with sbt 0.12.2-RC2
minor update
fix travis
slug fix and resolution of triple match
update to sbt 0.12.2
update libs and fix tests
fix pacakges