Merge pull request #312 from isuftin/master

Hiding help menu
[maven-release-plugin] prepare release coastal-hazards-1.0.7-1
[maven-release-plugin] prepare for next development iteration
Merge pull request #313 from isuftin/master

Bootstro intro fixes
Merge pull request #314 from isuftin/master

Switching to new bootstro api
Setting distinct height on overlay graphic
Pre-caching static images for intro
Pre-caching images through JS
Slightly better placement of in-line intro images.  Moved intro images to own folder.
Moved zoom control over to the right of the map, moved the layer picker control down a bit to make room for zoom control