Added OSX support for Travis.
Added OSX support for Travis.

jpakkane/meson,ernestask/meson,becm/meson,mesonbuild/meson,wberrier/meson,pexip/meson,aaronp24/meson,germandiagogomez/meson,QuLogic/meson,QuLogic/meson,becm/meson,pexip/meson,pexip/meson,thiblahute/meson,trhd/meson,QuLogic/meson,MathieuDuponchelle/meson,ernestask/meson,fmuellner/meson,aaronp24/meson,MathieuDuponchelle/meson,mesonbuild/meson,pexip/meson,jeandet/meson,QuLogic/meson,jeandet/meson,aaronp24/meson,mesonbuild/meson,ernestask/meson,jeandet/meson,centricular/meson,wberrier/meson,becm/meson,pexip/meson,mesonbuild/meson,jpakkane/meson,thiblahute/meson,ernestask/meson,jeandet/meson,centricular/meson,aaronp24/meson,mesonbuild/meson,wberrier/meson,ernestask/meson,ernestask/meson,rhd/meson,germandiagogomez/meson,thiblahute/meson,germandiagogomez/meson,MathieuDuponchelle/meson,rhd/meson,becm/meson,centricular/meson,trhd/meson,MathieuDuponchelle/meson,becm/meson,rhd/meson,jpakkane/meson,fmuellner/meson,trhd/meson,becm/meson,rhd/meson,trhd/meson,aaronp24/meson,trhd/meson,MathieuDuponchelle/meson,trhd/meson,jeandet/meson,becm/meson,aaronp24/meson,jeandet/meson,wberrier/meson,jpakkane/meson,centricular/meson,trhd/meson,fmuellner/meson,ernestask/meson,becm/meson,aaronp24/meson,fmuellner/meson,germandiagogomez/meson,MathieuDuponchelle/meson,thiblahute/meson,fmuellner/meson,MathieuDuponchelle/meson,QuLogic/meson,QuLogic/meson,pexip/meson,becm/meson,wberrier/meson,MathieuDuponchelle/meson,thiblahute/meson,mesonbuild/meson,QuLogic/meson,germandiagogomez/meson,centricular/meson,rhd/meson,pexip/meson,QuLogic/meson,jeandet/meson,centricular/meson,trhd/meson,thiblahute/meson,jpakkane/meson,thiblahute/meson,fmuellner/meson,fmuellner/meson,rhd/meson,wberrier/meson,aaronp24/meson,mesonbuild/meson,fmuellner/meson,pexip/meson,mesonbuild/meson,thiblahute/meson,ernestask/meson,trhd/meson,ernestask/meson,jpakkane/meson,mesonbuild/meson,jpakkane/meson,pexip/meson,rhd/meson,jeandet/meson,pexip/meson,jeandet/meson,wberrier/meson,centricular/meson,rhd/meson,aaronp24/meson,jpakkane/meson,wberrier/meson,jpakkane/meson,germandiagogomez/meson,fmuellner/meson,centricular/meson,MathieuDuponchelle/meson,becm/meson,QuLogic/meson,germandiagogomez/meson,mesonbuild/meson,thiblahute/meson