Merge pull request #91 from jcabi/master

merge to my repo
MkRepos.java:149-149: MkRepos#iterate should be implemented.... #895
add common method
fixed
fix
Issue 794: initial commit
Issue 794: code style changes
Issue 794: additional code style changes
Issue 794: small code style change
Issue 794:  code style change fix
Merge remote branch 'fork/895'
#898 Repo.Smart methods added
#898 MkRepo
Merge pull request #92 from jcabi/master

merge to my repo
MkRepoTest.java:100-103: Boolean values are not saved... #899
remove unused import
Merge branch 'master' of https://github.com/jcabi/jcabi-github into 794
Issue 794: code review changes
Merge pull request #93 from jcabi/master

merge to my repo
Contents#exists() #864