Add testserver command - quickly start a test server

This will help encourage testing with some widely used plugins
to help identify issues caused by changes before they are pushed.

scripts/functions.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+color() {
+    if [ $2 ]; then
+            echo -e "\e[$1;$2m"
+    else
+            echo -e "\e[$1m"
+    fi
+}
+colorend() {
+    echo -e "\e[m"
+}
+
+paperstash() {
+    STASHED=$(git stash  2>/dev/null|| return 0) # errors are ok
+}
+
+paperunstash() {
+    if [[ "$STASHED" != "No local changes to save" ]] ; then
+        git stash pop 2>/dev/null|| return 0 # errors are ok
+    fi
+}