laps v0.1.6

Added

• Implement Parse and Spanned trait for tuples.
• AST type OptPrefix, OptTokenPrefix, OptSepSeq and NonEmptyOptSepSeq.
• Trait TrySpan.
• Attribute try_span for derive macro Spanned.

Changed

• Improve performance of minimizing DFA.
• Mark AST Quoted as deprecated.
• Derived PartialOrd and Ord trait for AST types (except Quoted).

Fixed

• Issue about parsing if-guard in token_ast.