v3.0.0

• Added tagged template literal support. The grammar now accepts interpolation(predicate) inserts and parse(node) can be called as a tagged template literal to parse strings interspersed with interpolations
• Improved output for + operator by replacing its special logic with ${x} ${x}* matching.
• Add lookahead shorthands that allow shorter grammars to be written for lookaheads and non-matching groups (See #13)
• Breaking: Only consider null and undefined as not matching (See #12)
• Fix edge cases for zero-length matches (See #14)
• Improve Babel plugin output, e.g. share hoisted bindings (See 0082078)