Fixed a bug in cb_getcontrol.

I was not copying the float value into the array correctly.
Hopefully I have it right now... will check with eric when he gets back from making tea.

quad/sw/modular_quad_pid/src/callbacks.c

@@ -214,13 +214,10 @@ int cb_getcontrol(modular_structs_t* structs)
 			// Controller value ID
 			resp_data[1] = controller_value_id;
 			// Controller value (4 byte float)
-			resp_data[2] = (controller_value) & 0x000000ff;
-			resp_data[3] = (controller_value >> 8) & 0x000000ff;
-			resp_data[4] = (controller_value >> 16) & 0x000000ff;
-			resp_data[5] = (controller_value >> 24) & 0x000000ff;
+			memcpy(&resp_data[2], &controller_value, sizeof(controller_value));
 			
 			// Send the data
-			send_data(RESPCONTROL_ID, msg_id, resp_data, sizeof(resp_data);
+			send_data(RESPCONTROL_ID, msg_id, resp_data, sizeof(resp_data));
 		}
 
 	}