Literal

- added support for literals [closes #6]

Code beautifier
  - indented some files

lib/liquid.rb

@@ -45,6 +45,7 @@ module Liquid
   PartialTemplateParser       = /#{TagStart}.*?#{TagEnd}|#{VariableStart}.*?#{VariableIncompleteEnd}/
   TemplateParser              = /(#{PartialTemplateParser}|#{AnyStartingTag})/
   VariableParser              = /\[[^\]]+\]|#{VariableSegment}+\??/
+  LiteralShorthand            = /^(?:{{{\s?)(.*?)(?:\s*}}})$/
 end
 
 require 'liquid/drop'