[feature] Add support for building on OSX (as well as Linux) on Travis CI
[feature] Add support for building on OSX (as well as Linux) on Travis CI

lcahlander/exist,adamretter/exist,opax/exist,eXist-db/exist,olvidalo/exist,dizzzz/exist,wolfgangmm/exist,ljo/exist,olvidalo/exist,dizzzz/exist,wolfgangmm/exist,RemiKoutcherawy/exist,lcahlander/exist,windauer/exist,olvidalo/exist,adamretter/exist,adamretter/exist,olvidalo/exist,RemiKoutcherawy/exist,eXist-db/exist,dizzzz/exist,ambs/exist,ambs/exist,wolfgangmm/exist,hungerburg/exist,wolfgangmm/exist,ljo/exist,dizzzz/exist,dizzzz/exist,olvidalo/exist,eXist-db/exist,hungerburg/exist,opax/exist,hungerburg/exist,hungerburg/exist,opax/exist,windauer/exist,windauer/exist,opax/exist,eXist-db/exist,hungerburg/exist,windauer/exist,ljo/exist,ljo/exist,lcahlander/exist,windauer/exist,adamretter/exist,ljo/exist,ambs/exist,lcahlander/exist,wolfgangmm/exist,RemiKoutcherawy/exist,RemiKoutcherawy/exist,ambs/exist,windauer/exist,adamretter/exist,ambs/exist,eXist-db/exist,lcahlander/exist,RemiKoutcherawy/exist,adamretter/exist,ambs/exist,wolfgangmm/exist,eXist-db/exist,lcahlander/exist,RemiKoutcherawy/exist,opax/exist,dizzzz/exist,ljo/exist