Added link to a page that shows how one might reproduce some of curb's methods in a jruby friendly way.
Updated C Extension Alternatives (markdown)
Add note about bson_ext
* C-Extension-Alternatives.md: more db driver info + yajl-ruby
* C-Extension-Alternatives.md: Fix italics note
* C-Extension-Alternatives.md: Add Typhoeus link
* C-Extension-Alternatives.md: Add a bunch more gems
* C-Extension-Alternatives.md: Capitalization
Cleanup markdown and add Unicorn
Add image_voodoo as another alternative to rmagick
added RMagick
Add C ext alternatives page