[Java][Retrofit] Add RxJava2 support#4708

Merged

wing328 merged 2 commits intoswagger-api:masterfrom

locationlabs:feature/issue-4698_rxjava2-support

Feb 7, 2017

Commits on Feb 3, 2017

rx2 support
gabor.berenyi
committed

Commits on Feb 6, 2017

NO_NOT_USE_RX is for internal use only; plus sanity check if both v1 and v2 are specified
gabor.berenyi
committed