make redirection rules more accurate, limit comments to 255 chars
fix 2 tests
rails update
refactor views and controller
create commentable_counter helper
move counter_cache directive to from commentable to comment
add comments counter to library-buttons div in view
add test for counter cache onposting new
use textarea instead of text field
move library buttons to float right
limit comment characters to 240
add div to libraries#show view
move comment preview from header to index view
change comment text from string to text
internationalize feature test for comments
include user and comment data when loading libraries
Add button to show all comments
restrict text length to 240 chars ALSO in TEST
Add missing stuff for all button

Also increase code coverage
Follow style guide suggestions