Fixes comment and wall faker if only one user exists
Fixes like faker if only one user exists
Fixes comment like faker if only one comment exists
Merge pull request #16 from Gravatronics/commentFaker-oneUser

Fixes comment and wall faker if only one user exists
Merge pull request #17 from Gravatronics/likeFaker-oneUser

Fixes like faker if only one user exists
Merge pull request #18 from Gravatronics/commentLikeFaker-oneComment

Fixes comment like faker if only one comment exists