added another string to Korean translations

Dongsu, KIM

2014-03-08 8a66954ff471dbbaa62073e7539fa323a295c5ef

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

@@ -2,5 +2,5 @@
    cd ${repo}
    git checkout -b ${reviewBranch} ${integrationBranch}
    ...
    git push --up-stream origin ${reviewBranch}
    git push --set-upstream origin ${reviewBranch}