Gems that I've reinstalled

A recent upgrade to my primary development computer wiped out my gems. I figured it was an opportunity to do some pruning. Here are the gems I’ve reinstalled so far:

• acts_as_ferret
• BlueCloth
• capistrano
• chronic
• ebb
• ferret
• gemsonrails
• gruff
• hpricot
• icalendar
• image_science
• maruku
• mini_magick
• mongrel
• passenger
• piston
• prawn
• rails
• rdiscount
• recurring
• RedCloth
• rpeg_markdown
• ruby-debug-ide
• runt
• tarantula
• thin
• vpim_icalendar
• webby
• yahoo-weather
• ym4r