CAPX-3 Add views field handler to display an Importer's Mapper as a link.

CAPX-3: Added handler for configuration metadata.

CAPX-3: Fixed metadata rendering.

CAPX-3: Added keys to overview view of importers
Merge pull request #21 from Trellon/CAPX-3

CAPX-3
Merge branch '7.x-1.x' of github.com:SU-SWS/stanford_capx into capx-17
CAPX-17 | misc feedback and translation fixes