Replace update_attributes with update
Replace category with existing if name has changed to exisiting category
Return true from Category#destroy_unused! and #cleanup_names! instead of returning all the categories.
Standardize ages as U18, etc.
Standardize ages as U18, etc.
Strip junk prefix from category name
Standardize distances with lowercase m. Example: 500m
Standardize distances with uppercase K. Example: 4K
Squash more whitespace around dashes and slashes
Match 500 m but not 3 Men
Correctly capitalize TT in more category names
Use standard format for category names like 24-hour
Use K for kilometers
Hyphenate lap but not laps
Chnage Beg: to Beginners
Use Men and Women not Male and Female
Squish space from category names like Men 30 +
Use 30+ for 30 and Older and 30 and Over
Use U18 for age ranges like 0-18
Fix several mispellings of Masters