add rename script

rename-theme.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+
+
+if [ -z "$1" ] ; then
+        _name=${PWD##*/}
+        if [ -z "$_name" ] ; then
+                echo "Error - could not determine theme name"
+                echo "Please rerun and pass theme name as an argument."
+                exit 1
+        fi
+else
+        _name="$1"
+fi
+
+# search and replace
+
+find . -type f -name "**/*.php" -print0 | xargs -0 sed -i '' -e 's/understrap/'"$_name"'_/g'