Revert "Update GITLAB_SHELL_VERSION"
Revert "Update GITLAB_SHELL_VERSION"

This reverts commit 0d55def4d3cf8f976fe09a05301afce828b95a96.

axilleas/gitlabhq,t-zuehlsdorff/gitlabhq,iiet/iiet-git,dplarson/gitlabhq,axilleas/gitlabhq,mmkassem/gitlabhq,mmkassem/gitlabhq,jirutka/gitlabhq,t-zuehlsdorff/gitlabhq,stoplightio/gitlabhq,dplarson/gitlabhq,stoplightio/gitlabhq,stoplightio/gitlabhq,stoplightio/gitlabhq,iiet/iiet-git,jirutka/gitlabhq,axilleas/gitlabhq,dplarson/gitlabhq,dplarson/gitlabhq,iiet/iiet-git,t-zuehlsdorff/gitlabhq,iiet/iiet-git,mmkassem/gitlabhq,jirutka/gitlabhq,dreampet/gitlab,dreampet/gitlab,dreampet/gitlab,dreampet/gitlab,t-zuehlsdorff/gitlabhq,axilleas/gitlabhq,jirutka/gitlabhq,mmkassem/gitlabhq