Travis CI: Work around JDK10 on Darwin
Travis CI: Work around JDK10 on Darwin

Drop job and resource constraints to speed up the build.

google/language-resources,googlei18n/language-resources,googlei18n/language-resources,google/language-resources,googlei18n/language-resources,google/language-resources,googlei18n/language-resources,googlei18n/language-resources,googlei18n/language-resources,google/language-resources,google/language-resources,google/language-resources