added support for generating INCLUDES -I statements from INCLUDE_DIRS symbol
added support for generating INCLUDES -I statements from INCLUDE_DIRS symbol

devMichaelJones/cpputest,maxilai/cpputest,cpputest/cpputest,offa/cpputest,Andne/cpputest,basvodde/cpputest,PaulBussmann/cpputest,devMichaelJones/cpputest,dawid-aurobit/cpputest,arstrube/cpputest,asgeroverby/cpputest,basvodde/cpputest,bithium/cpputest,KisImre/cpputest,cpputest/cpputest,PaulBussmann/cpputest,chenlianbing/cpputest,maxilai/cpputest,devMichaelJones/cpputest,chenlianbing/cpputest,KisImre/cpputest,arstrube/cpputest,PaulBussmann/cpputest,asgeroverby/cpputest,cpputest/cpputest,Mindtribe/cpputest,maxilai/cpputest,chenlianbing/cpputest,bithium/cpputest,jaeguly/cpputest,offa/cpputest,basvodde/cpputest,basvodde/cpputest,maxilai/cpputest,jaeguly/cpputest,Andne/cpputest,jaeguly/cpputest,arstrube/cpputest,bithium/cpputest,chenlianbing/cpputest,Mindtribe/cpputest,Andne/cpputest,PaulBussmann/cpputest,KisImre/cpputest,Mindtribe/cpputest,KisImre/cpputest,dawid-aurobit/cpputest,bithium/cpputest,cpputest/cpputest,offa/cpputest,Mindtribe/cpputest,devMichaelJones/cpputest,Andne/cpputest,dawid-aurobit/cpputest,dawid-aurobit/cpputest,asgeroverby/cpputest,jaeguly/cpputest,arstrube/cpputest,offa/cpputest,asgeroverby/cpputest