Add travis-ci.org recipe
Add travis-ci.org recipe

varnish/libvmod-saintmode,daghf/libvmod-saintmode,lkarsten/libvmod-tcp,mbgrydeland/libvmod-fsbackend,rapidoo/libvmod-stat,aondio/libvmod-cowsay,scoremedia/libvmod-geoip-city,Dridi/libvmod-example,aondio/libvmod-rtfrontend,aondio/libvmod-rtfrontend,daghf/libvmod-saintmode,varnish/libvmod-example,rapidoo/libvmod-stat,perbu/libvmod-substring,scoremedia/libvmod-geoip-city,perbu/libvmod-substring,varnish/libvmod-saintmode,aondio/libvmod-cowsay,varnish/libvmod-example,mbgrydeland/libvmod-fsbackend,Dridi/libvmod-example,lkarsten/libvmod-tcp,aondio/libvmod-rtfrontend