Issue #2 orgs API was implemented
Issue #2 UnitTest added for Organization
Issue #2 Organisation owner was changed
Issue #2 OrganisationTest was enhanced with 'billing_email' attribute
Issue #2 Stubs were added for User.organizations() and test
Issue #2 Fixed todo durations. Organizations#github() replaced with user()
Issue #2 Merge remote-tracking branch 'upstream/master' into 2
Merge remote-tracking branch 'upstream/master' into 2

Conflicts:
	src/main/java/com/jcabi/github/RtUser.java
Merge remote-tracking branch 'upstream/master' into 2

Conflicts:
	src/main/java/com/jcabi/github/RtUser.java
Merge remote-tracking branch 'upstream/master' into 2

Conflicts:
	src/main/java/com/jcabi/github/RtUser.java
Merge pull request #47 from longtimeago/2

#47: pull request Issue #2 Organizations API was implemented