Merge pull request #849 from pinglanlu/master

Author: bhandras

release.sh

@@ -18,7 +18,7 @@ if [[ $1x = x ]]; then
 else
     TAG=$1
 
-    # If a tag is specified, ensure that that tag is present and checked out.
+    # If a tag is specified, ensure that tag is present and checked out.
     if [[ $TAG != $(git describe) ]]; then
         echo "tag $TAG not checked out"
         exit 1