Add formatting checks to Travis-CI (#17)
Add formatting checks to Travis-CI (#17)

This mirrors what the Android source tree used to have as presubmit
checks. It uses clang-format for formatting C++ and Java files, but
google-java-format for checking for unused imports and import ordering.
google/conscrypt,google/conscrypt,google/conscrypt,google/conscrypt,google/conscrypt,google/conscrypt