Fixed typo in comment
Rejigged alcatraz install order
Rust should now install properly
Rust installs properly now, and updated some other lines
Added alcatraz homepage in comment
Updated comments for cask
Removed exercism from list of installs
Shuffled install order around
Alcatraz install is now independent of brew install
Alcatraz install is now properly independent
Added some more install packages
Moved cask install
Updated comments