Design comments

[Vitaleks2012]

No description provided.

[MrTime]

fix haml rendering bug on book/show page

/home/fedia/dev/swan/ruby-test-project/app/views/books/show.html.haml:63: syntax error, unexpected ',', expecting ')'
...mments", :actions => "create"}, :remote => true) do
... ^
/home/fedia/dev/swan/ruby-test-project/app/views/books/show.html.haml:71: syntax error, unexpected keyword_do_block, expecting keyword_end
@book.comments.desc.each do |comment|

[MrTime]

please merge with master