Create gh-pages branch via GitHub
Merge remote-tracking branch 'origin/gh-pages'
Revert "Merge remote-tracking branch 'origin/gh-pages'"

This reverts commit 0c5f45de7a9f022339928358bc4fb84639db7791, reversing
changes made to f1c1410c3ef2d0fe1152454dffb9096cea3a9714.
Ruby gem