Finished the SoundRecorder class. You can make instances from it but you'll have to implement the pure abstract method yourself in ruby code.

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1708 4e206d99-4929-0410-ac5d-dfc041789085

bindings/ruby/sfml-audio/audio/Sound.cpp

@@ -79,6 +79,8 @@ static VALUE Sound_Initialize( int argc, VALUE *args, VALUE self )
 		}
 		case 0:
 			break;
+		default:
+			rb_raise( rb_eArgError, "Expected 0..5 arguments but was given %d", argc );
 	}
 	
 	return self;