NAWQAAN-206

* Minor cleanup before I add the new plot
* Mostly coming out of canvas research task
Merge pull request #195 from isuftin/master

a -> an
Added two linked maps to Mississippi page
NAWQAAN-206

* Added Flow Duration plot to Hydrograph.js (tied to same data)
* Added Wrapper which constitutes both plots
* Cleaned up a bit of the code surrounding this connection
Merge pull request #196 from isuftin/NAWQAAN-290

Added two linked maps to Mississippi page
Merge pull request #197 from jiwalker-usgs/NAWQAAN-206

NAWQAAN-206
NAWQAAN-289

* Added function for basins to mapCommons
* Added basins as overlay on map
* Minor cleanup
Replaced Mississippi base layers with states layer and great lakes
layer.
Merge pull request #199 from isuftin/NAWQAAN-290

Replaced Mississippi base layers with states layer and great lakes
Added transparency to baselayer
Merge pull request #200 from isuftin/NAWQAAN-290

Added transparency to baselayer
Used term rather than short_definition on Definition of Terms page and
order alphabetically.
Added the Contacts and Citations pages
Merge pull request #201 from mbucknell/NAWQAAN-223

Nawqaan 223
Merge branch 'master' of github.com:USGS-CIDA/nar_ui into NAWQAAN-289

Conflicts:
	nar_common/static/nar_ui/mississippi/map.js
NAWQAAN-289

* Moved basin layer creation to better place
Merge pull request #198 from jiwalker-usgs/NAWQAAN-289

NAWQAAN-289