added omnibot updater script

update/update-omnibot.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+#
+# ET:Legacy Omni-Bot updater - Update archives on mirror.etlegacy.com/omnibot
+#
+
+function getRevision {
+    svn info $1 | sed -ne 's/^Revision: //p'
+}
+
+REPO_URL=https://subversion.assembla.com/svn/omnibot/Enemy-Territory/0.8
+REVISION_REMOTE=$(getRevision ${REPO_URL})
+
+echo "Latest Omni-bot revision is" ${REVISION_REMOTE}
+
+if [ -d omni-bot ]; then
+    REVISION_LOCAL=$(getRevision omni-bot)
+    echo "Local Omni-bot revision is" ${REVISION_LOCAL} 
+
+    if [ ${REVISION_REMOTE} -le ${REVISION_LOCAL} ]; then
+	echo "Nothing to do."
+	exit 
+    fi
+fi
+
+svn checkout --depth empty ${REPO_URL} omni-bot
+svn update --set-depth infinity omni-bot/et
+svn update -q --set-depth=exclude omni-bot/et/incomplete_navs
+svn update --set-depth infinity omni-bot/global_scripts
+svn update omni-bot/omnibot_et.so
+svn update omni-bot/omnibot_et.x86_64.so
+svn update omni-bot/omnibot_et.dll
+
+rm omnibot-linux-latest.tar.gz
+tar --exclude '.svn/*' --exclude '.svn' -zcvf omnibot-linux-latest.tar.gz omni-bot
+
+rm omnibot-windows-latest.zip
+zip -r omnibot-windows-latest.zip omni-bot -x *.svn*
+