Restored WMS designation for OBS layers

Updates to restore the designation of the Observations layers as WMS type in the data catalog.
This will fix problems with V2 UI being able to display the observation layers.

Another fix for WFS item handling of typeNames

Another fix for WFS item handling of typeNames

Fixed error in V2 UI retrieving initial observations

Fixed error in V2 UI retrieving initial observations
Need to use correct WFS layer keyword: typeNames

Fixed another bug with human readable names for swan layer

Fixed another bug with human readable names for swan layer

Fixed bug for titling HECRAS layers

Fixed bug for titling HECRAS layers

Updates to support new maxinundepth layer

Updates to correct layer name on layer title (in geo server) and added new style for this layer

Updates to styles and round to 2 places

Updates to styles and round to 2 places

Updates for changes to ASGS DB

Updates for changes to ASGS DB

refactor to support Timeseries DB based observation layers

Merge pull request #12 from RENCI/new_db

Changes to support Observations layers from new Timeseries DB

more tests

v0.2.47_pre3

fixes after testing