moving homepage to it's own controller
Merge pull request #406 from psu-stewardship/homepagecont

moving homepage to it's own controller
Add source and bibliographicCitation DC terms to the metadata datastream
Unify the home page search
Fixes http://scm.dlt.psu.edu/issues/9142
Merge pull request #405 from projecthydra/unified_search

Unify the home page search
Merge pull request #400 from projecthydra/add_dc_terms

Add source and bibliographicCitation DC terms to the metadata datastream
Add collections