Add gitpod config

this commit adds support for Gitpod.io, a free automated
dev environment that makes contributing and generally working on GitHub
projects much easier. It allows anyone to start a ready-to-code dev
environment for any branch, issue and pull request with a single click.

Author: bradoc23

.gitpod.yml

@@ -0,0 +1,6 @@
+tasks:
+  - init: echo "Replace me with a build script for the project."
+    command: echo "Replace me with omething that should run on every start, or just
+      remove me entirely."
+image:
+  file: .gitpod.Dockerfile

README.md

@@ -1,3 +1,5 @@
+[![Gitpod Ready-to-Code](https://img.shields.io/badge/Gitpod-Ready--to--Code-blue?logo=gitpod)](https://gitpod.io/#https://github.com/sparkfun/Easy_Driver) 
+
 Easy Driver
 ===========