Unmarshal: WIP

Signed-off-by: Alejandro Mery <amery@jpi.io>

README.md

@@ -16,7 +16,6 @@ of stricter parsers of similar form.
 
 [godoc-lexer]: https://pkg.go.dev/asciigoat.org/core/lexer
 [godoc-parser-parser]: https://pkg.go.dev/asciigoat.org/ini/parser#Parser
-[godoc-basic-parser]: https://pkg.go.dev/asciigoat.org/ini/basic#Decode
 
 [wikipedia-dosini]: https://en.wikipedia.org/wiki/INI_file
 
@@ -26,14 +25,6 @@ of stricter parsers of similar form.
 [`asciigoat`'s lexer][godoc-lexer] to process an `INI`-style document
 emiting tokens and errors via callbacks.
 
-## Basic Parser
-
-[`basic.Decode()`][godoc-basic-parser] provies a one-shot decoder
-that returns a structured document for you to post-process.
-
-To allow for correct handling of repetition of section and field names downstream, it uses arrays instead of maps, and makes almost no judgment
-about what section or field names are acceptable.
-
 ## Other Implementations
 
 * [gcfg](https://pkg.go.dev/gopkg.in/gcfg.v1)