Revert "Delete substrate-node-rename.sh"

This reverts commit 5cd3d42a.

substrate-node-rename.sh

+#!/usr/bin/env bash
+
+name=$1
+shift
+author=$1
+shift
+
+if [[ "$name" == "" || "$name" == "-"* ]]
+then
+  echo "Usage: substrate-node-rename <NAME> <AUTHOR>"
+  exit 1
+fi
+if [[ "$author" == "" || "$author" == "-"* ]]
+then
+  echo "Usage: substrate-node-rename <NAME> <AUTHOR>"
+  exit 1
+fi
+
+lname="$(echo $name | tr '[:upper:]' '[:lower:]')"
+dirname="${lname// /-}"
+
+bold=$(tput bold)
+normal=$(tput sgr0)
+
+if [ -d "$dirname" ]; then
+  echo "Directory '$name' already exists!"
+  exit 1
+fi
+
+echo "${bold}Moving project folder...${normal}"
+
+git mv substrate-node-template $dirname
+
+pushd $dirname >/dev/null
+
+echo "${bold}Customizing project...${normal}"
+function replace {
+	find_this="$1"
+	shift
+	replace_with="$1"
+	shift
+	IFS=$'\n'
+	TEMP=$(mktemp -d "${TMPDIR:-/tmp}/.XXXXXXXXXXXX")
+	rmdir $TEMP
+	for item in `find . -not -path '*/\.*' -type f \( -name "*.rs" -o -name "*.md" -o -name "build.sh" -o -name "Cargo.toml" -o -name "Cargo.lock" \)`
+	do
+		sed "s/$find_this/$replace_with/g" "$item" > $TEMP
+		cat $TEMP > "$item"
+	done
+	rm -f $TEMP
+}
+
+replace "Template Node" "${name}"
+replace node-template "${lname//[_ ]/-}"
+replace node_template "${lname//[- ]/_}"
+replace Anonymous "$author"
+
+echo "Rename Complete"
+
+popd >/dev/null
+