-new controller for grid and station feautures handles point requests.
-added nc4 writing for station subsetting
-added test data for station features (metar data) and tests
Adedd bounding box subsetting on Station features
cdmrf and ncss integration refactor
Added FeatureDatasetInfoController that handles the info requests about
the datasets
Cleaning up unused stuff
Added checks in CollectionUpdater to prevent scheduling tasks with same
identification information