Updated Dropbox URL to always download latest version.
Updated to Firefox 33.0.1.
Removed the CodeKit application.
Removed the Colloquy application.
Updated to VirtualBox 4.3.18-96516.
Updated to Trailer 1.0.40.
Removed SSHFS Homebrew install.
Removed the Slimer.js Homebrew install.
Fixed README feature link list.