Parser: Remove dependency on Result
Parser: Temp PState implementation
Parser: Add PState and new implementation for parseHead in terms of PState
Parser: Simpler and cleaner implementation for parseHead
Parser: Remove old parseHead implementation
Parser: Add singleOf record to PState and refactor parseHead
Parser: New parseChar implementation
Parser: New parseInt implementation using PState
Parser: No more need for ParserFunc type synonym
Parser: New implementation of parseSpace with PState
Parser: Properly update PState's singleOf record
Parser: Temporary buggy implementation of parseDouble with PState
Parser: Much shorter implementation of parseHead with a bug fix and PState with PStatus
Parser: New implementation of parseDouble
Parser: Remove old implementation of parseDouble
Parser: Add Good constructor to PStatus
Parser: Add new ->> implementation
Parser: New parseDouble implementation in terms of ->>
Parser: New parseDate implementation
StringUtils: Rename StringExtras to StringUtils