Merge pull request #62 from jgsmith/master

zoom in/out focused near the cursor
added metadata fields
adjusted metadata fields
compiled
added metadata fields
metadata fields
Merge pull request #63 from raffazizzi/master

Search metadata included in front end
small adjustment to usr message
compiled
copied
Merge pull request #64 from raffazizzi/master

Small search client adjustment
Merge pull request #13 from umd-mith/master

Update with latest from umd-mith repo