make a perma link for comment
focus on comment-box
add popup for comment images
added lightbox.css
fixed spec test
minor js changes
Add permalink option to each comment box
Images are showing from Commenting app.
Merge branch 'master' into permalink_to_comment
put lightbox plugin into separate file
Merge branch 'master' into story_542
specs for permalink
Auto select permalink.
fixed image popup issue
fix merge conflicts
fix merge conflict from permalink_to_comment