use YOTTA_FORCE_INCLUDE_FLAG instead of testing which compiler is being used; fixes #270
use YOTTA_FORCE_INCLUDE_FLAG instead of testing which compiler is being used; fixes #270

autopulated/yotta,eyeye/yotta,eyeye/yotta,ntoll/yotta,BlackstoneEngineering/yotta,autopulated/yotta,iriark01/yotta,ntoll/yotta,theotherjimmy/yotta,theotherjimmy/yotta,BlackstoneEngineering/yotta,iriark01/yotta,stevenewey/yotta,ARMmbed/yotta,ARMmbed/yotta,stevenewey/yotta