fixes #966 to prevent always searching all repos

Paul Martin

2016-04-16 b674fed230bcd6488b796f49de5505cbaf448b07

 src/main/java/com/gitblit/wicket/pages/propose_git.md

@@ -1,6 +1,6 @@
    git clone ${url}
    cd ${repo}
    git checkout -b ${reviewBranch} ${integrationBranch}
    git checkout -b ${reviewBranch} origin/${integrationBranch}
    ...
    git push --up-stream origin ${reviewBranch}
    git push -u origin ${reviewBranch}