V0.2.0 (#44)

* Update README.md

* Minor bug fixes

* Bug fixes and refactoring

* Bug fixes (#31)

* Minor bug fixes

* Bug fixes and refactoring

* State bug fixes

* Bug fixes (#32)

* Minor bug fixes

* Bug fixes and refactoring

* State bug fixes

* Updating README.md

* Update README.md

* Lexeme bug fix

* Documentation (#33)

* Update README.md

* Minor bug fixes

* Bug fixes and refactoring

* Bug fixes (#31)

* Minor bug fixes

* Bug fixes and refactoring

* State bug fixes

* Bug fixes (#32)

* Minor bug fixes

* Bug fixes and refactoring

* State bug fixes

* Updating README.md

* Lexeme bug fix

* Adding documentation

* Fixing bug in test

* Bug fixes in state.go and error.go

* Bug fixes in state.go and error.go

* Changing parsers to use State pointer instead of copy

* Formatting

* Adding documentation and refactoring CharWhere

* Adding examples

* Roadmap to v1.0

* Change README.md to reflect changes in v0.2.0

Bug fixes (#41)

* Update README.md

* Minor bug fixes

* Bug fixes and refactoring

* Bug fixes (#31)

* Minor bug fixes

* Bug fixes and refactoring

* State bug fixes

* Bug fixes (#32)

* Minor bug fixes

* Bug fixes and refactoring

* State bug fixes

* Updating README.md

* Update README.md

* Lexeme bug fix

* Documentation (#33)

* Update README.md

* Minor bug fixes

* Bug fixes and refactoring

* Bug fixes (#31)

* Minor bug fixes

* Bug fixes and refactoring

* State bug fixes

* Bug fixes (#32)

* Minor bug fixes

* Bug fixes and refactoring

* State bug fixes

* Updating README.md

* Lexeme bug fix

* Adding documentation

* Fixing bug in test

* Bug fixes in state.go and error.go

* Bug fixes in state.go and error.go