Added sql for creating hotspots table
Updated Entity model
Added Serializable to GPSLocation
Added static class for saving/loading hotspots from database
Made change to model XML definition which fixed all my problems
Added documentation to everything public
Added id column to hotspots, renamed to hotspot, updated model and references accordingly
added s to hotspot in database definition
Merge branch 'DbClusters#23'

Conflicts:
    CityBikes/Library/GeneratedDatabaseModel/Model.edmx
    CityBikes/Library/GeneratedDatabaseModel/Model.edmx.diagram
    database_test_create.sql
deleted model files and added the empty model in the Model folder in the root. In the future everyone generates their model themselves to prevent unnecessary merge conflicts
spelling of Hotspot changed according to model
Updated the guide for updating model.
Merged master into MarkovChainsInDb#25