changed sparql query to handle literals
Merge pull request #77 from ajstanley/7.x

changed sparql query to handle literals
fixed relationshiop types
Merge branch '7.x' of github.com:Islandora/islandora_xacml_editor into 7.x
Merge pull request #78 from ajstanley/7.x

fixed relationship type
Merge branch '7.x' of github.com:Islandora/islandora_xacml_editor into 7.x-optionals
Cleaner queries, coding standards.