added release 0.4.1 post
Update 2014-09-18-release-0.4.1.markdown
Merge pull request #12 from tjsavage/release-0.4.1

added release 0.4.1 post
Fix missing {{}}
Add community highlights #2 post.
Merge pull request #13 from arthurevans/featured-2

Add community highlights #2 post.