2015-06-10  Paul Schneider  <paul@pschneider.fr>

	* NpgsqlCircleProvider.cs: 

2015-06-10  Paul Schneider  <paul@pschneider.fr>

	* NpgsqlCircleProvider.cs: implements a Circle provider

	* NpgsqlContentProvider.csproj: new circle provider

2015-06-09  Paul Schneider  <paul@pschneider.fr>

	* NpgsqlContentProvider.csproj: Helps to fix packaging, and
	cleans dependencies