Warn on missing replacements; handle Ruby vars with single and double quotes

bin/create_config.sh

@@ -93,9 +93,7 @@ cat $tplfile > $tmpfile
 # --- apply replace rules
 grep "^[a-zA-Z]" $replacefile | grep "=" | while read line
 do
-echo
-
-    key=$( echo $line | cut -f 1 -d "=")
+    key=$( echo $line | cut -f 1 -d "=" )
     echo $key | grep ":" >/dev/null && key=$( echo $key | rev | cut -f 1 -d ":" | rev )
     val=$( echo $line | cut -f 2- -d "=" )