Import parser tests from luthor branch
Remove useless Rip::Compiler::Transform
Add default sign to unsigned numbers
First pass at unescaping tokens
Transform Rip::Nodes::Reference
Typo fix
Only simple escape symbol strings
Transform Rip::Nodes::{Integer,Decimal,Character}
Normalize string characters as characters
Transform Rip::Nodes::String
Stop wrapping :integer and :decimal with :number