travis.yml - xcode10.2 & osx matrix update (#1783)
travis.yml - xcode10.2 & osx matrix update (#1783)

10.2 uses OpenSSL 1.1.1 for newer Ruby builds
puma/puma,eileencodes/puma,puma/puma,looker/puma,puma/puma,eileencodes/puma,looker/puma,eileencodes/puma,looker/puma,looker/puma,eileencodes/puma,puma/puma