patch in local caching for fieldinformation
Merge pull request #269 from seanderickson/fieldinformation_caching

patch in local caching for fieldinformation
update legend img for lookup table
Merge pull request #270 from jmuhlich/breast-cancer-signaling-content

update legend img for lookup table
button and pages for full screen view of dataset table #100
adjust rules for display of filter form
css fixes
Merge pull request #271 from hmslincs/full_screen_datatable_view

Full screen datatable view
fix 'keys' bug

(The latest version of JS introduces a new Object.keys property, which
leads to some name collisions in our scripts.)
Merge pull request #272 from gberriz/keys_bug

fix 'keys' bug