Issue #101 Implemented RtOrganization.
Issue #101 Changed URI from "/users/orgs" to "/orgs/:id"
Issue #221: Added tests for MkSearch.repos(), MkSearch.issues(), and MkSearch.users()
Issue #221: Implemented methods MkSearch.repos(), MkSearch.issues(), and MkSearch.users()
Merge branch 'master' into 101

Conflicts:
	src/main/java/com/jcabi/github/RtOrganization.java
Issue #101 Implemented RtOrganization and RtOrganizationTest
Issue #92 Implemented MkAssigneesTest
Merge branch 'master' into 92
Issue #92 Updated unit test class; added puzzle for the future task of
implementing MkCollaborators and allowing them to be returned as
assignees
Issue #93 Implemented MkAssignees
Merge pull request #27 from jcabi/master

merge from master to my repo
Merge branch 'master' into issue221

Conflicts:
	src/test/java/com/jcabi/github/mock/MkSearchTest.java
Issue #221: Fixed a problem in a test
Issue #296  - RtPublicKey is getting wrong URI
Merge pull request #297 from lthuangiang/296

#297: pull request Issue #296 - RtPublicKey is getting wrong URI
Issue #179: Added a test for Pull.Smart.issue()
Issue #179: Implemented Pull.Smart.issue()
Merge pull request #28 from jcabi/master

merge to my branch
Issue #299 - The iterate method  in RtPublicKeys was implemented
Issue #303 Implemented PublicKey.Smart