Add Travis CI for kw41z platform. (#1804)
Add Travis CI for kw41z platform. (#1804)


mszczodrak/openthread,chshu/openthread,JakubBrachTieto/openthread,erja-gp/openthread,gandreello/openthread,georgecpr/openthread,abtink/openthread,jwhui/openthread,turon/openthread,erja-gp/openthread,xiaom-GitHub/openthread,erja-gp/openthread,chshu/openthread,JakubBrachTieto/openthread,srickardti/openthread,mszczodrak/openthread,xiaom-GitHub/openthread,lanyuwen/openthread,chshu/openthread,vaas-krish/openthread,georgecpr/openthread,gandreello/openthread,vaas-krish/openthread,jwhui/openthread,openthread/openthread,JakubBrachTieto/openthread,abtink/openthread,bukepo/openthread,xiaom-GitHub/openthread,LeZhang2016/openthread,librasungirl/openthread,pvanhorn/openthread,JakubBrachTieto/openthread,fbsder/openthread,openthread/openthread,georgecpr/openthread,mszczodrak/openthread,lanyuwen/openthread,aeliot/openthread,abtink/openthread,georgecpr/openthread,georgecpr/openthread,srickardti/openthread,aeliot/openthread,LeZhang2016/openthread,chshu/openthread,fbsder/openthread,lanyuwen/openthread,chshu/openthread,erja-gp/openthread,JakubBrachTieto/openthread,jwhui/openthread,lanyuwen/openthread,gandreello/openthread,LeZhang2016/openthread,chshu/openthread,fbsder/openthread,pvanhorn/openthread,jwhui/openthread,vaas-krish/openthread,lanyuwen/openthread,vaas-krish/openthread,mszczodrak/openthread,xiaom-GitHub/openthread,abtink/openthread,pvanhorn/openthread,bukepo/openthread,mszczodrak/openthread,gandreello/openthread,vaas-krish/openthread,srickardti/openthread,openthread/openthread,bukepo/openthread,fbsder/openthread,turon/openthread,librasungirl/openthread,pvanhorn/openthread,librasungirl/openthread,erja-gp/openthread,openthread/openthread,pvanhorn/openthread,srickardti/openthread,JakubBrachTieto/openthread,xiaom-GitHub/openthread,aeliot/openthread,aeliot/openthread,vaas-krish/openthread,aeliot/openthread,erja-gp/openthread,mszczodrak/openthread,LeZhang2016/openthread,fbsder/openthread,bukepo/openthread,fbsder/openthread,gandreello/openthread,pvanhorn/openthread,turon/openthread,LeZhang2016/openthread,librasungirl/openthread,gandreello/openthread,LeZhang2016/openthread,georgecpr/openthread,turon/openthread,lanyuwen/openthread,aeliot/openthread,xiaom-GitHub/openthread