Merge pull request #377 from jread-usgs/master

New .svgs for cards.
Namespaced all application objects to the CCH.* namespace (fewer global objects), added a "Card" class which will be used later, removed Historical.js, Storms.js and Vulnerability.js since they're not being used anymore
Merge branch 'master' of github.com:USGS-CIDA/coastal-hazards
Added more images for historical and wired them up
Merge pull request #378 from isuftin/master

JS Class namespacing, new images