Issue #33 Created unit test class for RtGithub.
Note: RtGithub was named DefaultGithub prior to resolution of issue #64.
Merge pull request #1 from jcabi/master

merge from master to my branch
issue #79 Unit test for RtRepo was implemented

Issue #79 Unit test for RtRepo was implemented
Issue #30 added new method MkGithub#relogin(String)
Merge pull request #84 from lthuangiang/30

#84: pull request  Issue #30 added new method MkGithub#relogin(String)
Merge pull request #71 from carlosmiranda/33

Issue #33 Created unit test class for RtGithub.
Issue #79 fixed
Merge pull request #83 from lthuangiang/79

#83: pull request Issue #79 Unit test for RtRepo was implemented
Merge branch 'master' into 76