fix img url

Author: Jessica Lord

readme.md

@@ -1,9 +1,9 @@
 # Patchwork
 
-![screenshot](https://raw2.github.com/jlord/patchwork/gh-pages/patchwork-ss.png)
+![screenshot](https://raw.githubusercontent.com/jlord/patchwork/gh-pages/patchwork-ss.png)
 
-This repository is a website hosted by [GitHub Pages](http://pages.github.com). It goes along with [Git-it](http://www.github.com/jlord/git-it), a terminal based workshop for learning Git and GitHub. 
+This repository is a website hosted by [GitHub Pages](http://pages.github.com). It goes along with [Git-it](http://www.github.com/jlord/git-it), a terminal based workshop for learning Git and GitHub.
 
 Users fork this repository and learn things like (forking) branching, adding collaborators, pulling in changes, pushing to a remote branch and submitting pull request. Once their pull request comes in, @reporobot rewrites the index.html here to include the user.
 
-#### So much social coding goodness! :octocat:
+#### So much social coding goodness! :octocat: