Merge pull request nokka#19 from nokka/parse_item_interface

Parse item interface

Merge pull request nokka#18 from jordanbrauer/refactor-item-codes

Refactor item codes

Merge pull request nokka#16 from nokka/feature/linting_gomod

Made structs available publically and ran linter, also added go.mod.

Added magical property for maximum fire damage magical property.

Set requirements were added and a few missing magical properties.

Added requirement flag to quest struct.

Added IsCompleted function to Prison of Ice quest.

Made IsCompleted of the quest struct public.

Added a public parse function for character byte slices.

Added ladder bit, the parser will now recognize if a character is lad…

…der or not.