improve daily cleanup scripts
diff --git a/releng.control/cleanupArtifacts.sh b/releng.control/cleanupArtifacts.sh
index d5b7110..252c163 100644
--- a/releng.control/cleanupArtifacts.sh
+++ b/releng.control/cleanupArtifacts.sh
@@ -164,15 +164,19 @@
 
 # artifacts are special, since they have a three-layer directory structure, 
 # and we want to be sure to always retain at least one, no matter how old. 
+echo;
 echo "INFO: Checking to remove old artifacts."
 removeOldArtifactsDirectories ${PROJECT_ARTIFACTS} 3 1;
 
+echo;
 echo "INFO: Checking to remove old project working directories."
 removeOldDirectories ${PROJECT_PROJECTS}  0;
 
+echo;
 echo "INFO: Checking to remove old testing directories."
 removeOldDirectories ${PROJECT_TESTS} 0;
- 
+
+echo; 
 echo "INFO: Checking to remove old tmp directories and files."
 removeOldDirectoriesAndFiles ${RECOMMENDED_TMP_DIR} 13;
 
@@ -186,9 +190,11 @@
 # autodownload so when if/when we want it, we have to get our selves, and copy into prereqs directory.
 # And one of those, I think oagis_release? has some write protected files that prevents their deletion, 
 # once unzipped, so we have tweeked the permissions. 
+echo;
 echo "INFO: Checking to remove old pre-req directories and files not accessed for 3 months."
 removeOldDirectoriesAndFiles ${LOCAL_PREREQS_CACHE} 90;
 
+echo;
 echo "INFO: Checking to remove old basebuilders not accessed for 3 months."
 removeOldDirectories ${BASE_BUILDERS} 90;
 
diff --git a/releng.control/removeUtils.shsource b/releng.control/removeUtils.shsource
index 89b604c..acb8875 100644
--- a/releng.control/removeUtils.shsource
+++ b/releng.control/removeUtils.shsource
@@ -22,15 +22,15 @@
        cd $foundDirectory
        
        rm -fr $foundDirectory
-       rc=$?
-       if [ $rc -eq 0 ]
+       rcode=$?
+       if [ $rcode -eq 0 ]
        then 
          echo "               removed: $foundDirectory";
        else
-         echo "WARNING: rc: " $rc " could not remove " $foundDirectory;
+         echo "WARNING: rm returned non zero return code: " $rccode ". could not remove " $foundDirectory;
        fi 
        
-       return $rc;
+       return $rcode;
 }
 
 # function that can remove a directory (e.g. via find) but checks to make sure not to remove the last one (or, last 'saveAtLeast')
@@ -82,14 +82,14 @@
        fi
        
        rm -fr $foundDirectory
-       rc=$?
-       if [ $rc -eq 0 ]
+       rcode=$?
+       if [ $rcode -eq 0 ]
        then 
          echo "               removed: $foundDirectory";
        else
-         echo "WARNING: rc: " $rc ". could not remove " $foundDirectory;
+         echo "WARNING: rm returned non zero return code: " $rccode ". could not remove " $foundDirectory;
        fi 
        
-       return $rc;
+       return $rcode;
 
 }