sun/lexer/literal: add initial literals
sun/lexer/literal: add initial literals

Literal items added:

 * Space
 * Whitespace
 * EndOfLine
 * Shebang
 * Comment
 * Number
 * Upper
 * Lower
 * Numeric
 * Class
 * Variable
 * Macro
 * SingleQuote
 * DoubleQuote
 * FullEscape
 * SingleQuoteString
 * DoubleQuoteString
 * String

RyanSquared/FusionScript