Issue #165 Hooks.get() was implemented
Issue #165 Comments were adjusted
Merge remote-tracking branch 'upstream/master' into 165

Conflicts:
	src/main/java/com/jcabi/github/Hooks.java
	src/main/java/com/jcabi/github/RtHooks.java
	src/main/java/com/jcabi/github/mock/MkHooks.java
	src/test/java/com/jcabi/github/RtHooksTest.java
	src/test/java/com/jcabi/github/mock/MkHooksTest.java
Merged from master and fixed checkstyle violations
Merge pull request #167 from longtimeago/165

#167: pull request Issue #165 Hooks.get() was implemented