- write site's HTTP 400 in a single line
- add an space at the end of the query parameter in site's random/tag in
order to start writing after a space on focus
- use <%= ... %> instead of manually escaping a smiley
Make it return a hash for page numbers and shortcuts. Move logic
handling for the shortcuts from the templates to the helper. Make the
pager length configurable. Add a helper for producing the shortcuts'
links.
