adjust the height of thumbnails
add preview version for slide previews
add kanimari config file and use default per_page config
extract slide partial, which will be used on profile show and category show pages
retrieve slides for category
category show page use real slides
optimize 404 page
uri should be safe encoded first
add slides counter cache on categories
display slides count for each category
add a new field visits_count to slides table, prepare for visiting statistics
add all and hottest categories route entries
simple PV statistics implementation
Slide.hotest scope to retrieve most visit slides
update links to all category and hottest slides page
all and hottest actions for categories controller