Topic/127 migration for project api

src/Database/DataModelConstructor.t4

 namespace Coscine.Database.Model
 {
-	public partial class MopedDB
+	public partial class CoscineDB
 	{
-		public MopedDB(string providerName, string connectionString)
+		public CoscineDB(string providerName, string connectionString)
 			: base(providerName, connectionString)
 		{
 			InitDataContext();