added UI support for observation groups
Indicate selection in result pane
Merge pull request #7 from k-joseph/CSM-61

[#CSM-61] The chart search should have a patient header like the rest of the other pages
support Boolean search operators (OR AND NOT etc)
added edit synonym groups page
to fix: add & delete buttons on edit synonym page.
functionality - cant update synonym groups through the page yet.
Merge branch 'master' of https://github.com/openmrs/openmrs-module-chartsearch
Synonym feature is working (finally).
No deleting synonym groups yet, will be added shortly.
resolved some review comments from my last commit from my mentor