Merge pull request #15 from rhayes-cida/master

IMPLEMENTING - issue GWDP-701: Implement a WaterML2.0 SOS for Water
Merge pull request #16 from rhayes-cida/master

SOS XML input works.
[maven-release-plugin] prepare release ngwmn_cache-2.0.9
[maven-release-plugin] prepare for next development iteration
minor formatting of text
Merge branch 'master' of https://github.com/rhayes-cida/ngwmn to synchronize minor local changes
Merge branch 'master' of https://github.com/rhayes-cida/ngwmn in
order to acquire latest updates
edits to make output schema-valid
Merge branch 'master' of https://github.com/rhayes-cida/ngwmn
Merge pull request #18 from wblondeau-usgs/master

After edits to wl2waterml2.xslt