Add "Test Local Changes" section

Closes nandub#36

README.md

@@ -19,18 +19,31 @@ You will need to set some environment variables to use this adapter.
 ### Heroku
 
     % heroku config:add HUBOT_IRC_NICK="hubot"
-
     % heroku config:add HUBOT_IRC_ROOMS="#hubot,#hubot-irc"
-
     % heroku config:add HUBOT_IRC_SERVER="irc.freenode.net"
 
 ### Non-Heroku environment variables
 
     % export HUBOT_IRC_NICK="hubot"
-
     % export HUBOT_IRC_ROOMS="#hubot,#hubot-irc"
-
     % export HUBOT_IRC_SERVER="irc.freenode.net"
+
+### Testing Local Changes
+
+    gem install foreman
+    git clone https://github.com/github/hubot.git
+    cd hubot
+    # this next line makes a deployable version of the bot for heroku or local deployments
+    make package 
+    mv hubot/ ../testbot
+    cd ../testbot
+    - modify package.json to include the version of hubot-irc to test with either an official release or from your local repo
+        for an example see this https://gist.github.com/3148311
+    - modify Procfile, change adapter (-a option) to "irc" and change the name (-n option) of the bot
+    - make sure you followed the usage section from above to set the environment variables (Non-Heroku section)
+    foreman start
+
+    ...and that is it
 
 ## Contribute