Added atricle factory and created model test file for articles
Created first validity test
Added invalid title and content tests
add wireframe images into assets
Merge pull request #6 from ospreys-2014/images

add wireframe images into assets
Added article controller spec basic
update README with wireframe images
edit image paths
Added atricle factory and created model test file for articles
Created first validity test
Added invalid title and content tests
Merge branch 'articles_jen_becca' of https://github.com/ospreys-2014/GameOverflow into articles_jen_becca

the commit.
Merge pull request #7 from ospreys-2014/articles_jen_becca

Articles jen becca
add comments controller
add resources comments and index to comments controller
add comments/index view
add comments/show view and show method
add comments/new view and new method in controller
add comments/edit view and edit method in controller
fix spelling