Lots of minor stuff + geothermal prospector button

-Built geothermal prospector button for data services (Issue #404)
-Fixed library page CSS bug in Firefox (Issue #432)
-Allow 'LatDegreeWGS84' and 'LongDegreeWGS84' fields for tier 3 data (Issue #445)
-Map search from homepage (Issue #339)

Also, removed those annoying commas from the dataset details page.