Added another Float test.
Added another Float test.

Astn/JSON-RPC.NET,dawesc/JSON-RPC.NET,dawesc/JSON-RPC.NET,dawesc/JSON-RPC.NET,artnim/JSON-RPC.NET,steve600/JSON-RPC.NET,steve600/JSON-RPC.NET,Astn/JSON-RPC.NET,KAAndrey/JSON-RPC.NET,KAAndrey/JSON-RPC.NET,KAAndrey/JSON-RPC.NET,steve600/JSON-RPC.NET,artnim/JSON-RPC.NET,artnim/JSON-RPC.NET,Astn/JSON-RPC.NET