minor changes

Author: Ajay Kannan

utilities/after_success.sh

@@ -19,9 +19,10 @@ if [ "${TRAVIS_JDK_VERSION}" == "oraclejdk7" ]; then
         fi
         if [ "${SITE_VERSION##*-}" != "SNAPSHOT" ]; then
             # Deploy Maven artifacts (if they don't exist yet) and update artifact version in READMEs.
-            URL=https://oss.sonatype.org/content/repositories/releases/com/google/gcloud/gcloud-java/$SITE_VERSION
+            URL=https://oss.sonatype.org/content/repositories/releases/com/google/gcloud/gcloud-java/$SITE_VERSION/
             if curl --output /dev/null --silent --head --fail "$URL"; then
-                echo "Not deploying artifacts because it seems like they already exist."                
+                echo "Not deploying artifacts because it seems like they already exist."
+                echo "Existence was checked using the url $URL"
             else
                 mvn clean deploy -DskipITs --settings ~/.m2/settings.xml -P sign-deploy
             fi