Fix https://github.com/jbox-web/redmine_git_hosting/issues/257
Don't install Sidekiq when Ruby 1.9.3
Don't rescue Exception
Fix repository sidebar if only one repo is present
Update test scripts to be compatible with Jenkins
Remove feat_jenkins branch
Merge pull request #270 from netbrick/sidebar_error

Fix repository sidebar if only one repo is present
Merge branch 'devel' into v0.8-beta