Merge pull request #11 from jcabi/master

merge to my branch
Issue #104 - MkOrganizations.java: Mock for user's Organizations
Issue #104  fixed bug on iterate method
Merge pull request #109 from lthuangiang/104

#109: pull request Issue #104 - MkOrganizations.java:47-49: Mock for user's Organizations was implemented
Merge remote-tracking branch 'upstream/master' into 7