Guard release checking for compatibility
Guard release checking for compatibility

- Older versions of core libs won't have the github api namespace
  available and will fail when the java code tries to use it.

danielsz/boot,crisptrutski/boot,kennyjwilli/boot,upgradingdave/boot,kausdev/boot,ragnard/boot,RadicalZephyr/boot,tobias/boot,upgradingdave/boot,ragnard/boot,junjiemars/boot,kausdev/boot,boot-clj/boot,upgradingdave/boot,bbatsov/boot,crisptrutski/boot,tobias/boot,kennyjwilli/boot,junjiemars/boot,tobias/boot,junjiemars/boot,danielsz/boot,crisptrutski/boot,instilled/boot,ragnard/boot,RadicalZephyr/boot,danielsz/boot,instilled/boot,kausdev/boot