Previously errors from underlying .encode() were ignored completely and
not returned to callers.

Implement opMemoize/opShortBinUnicode/opFrame from 'Protocol 4'

Merge branch 'feature/FixReadLineBug' of https://github.com/CodeRushing/og-rek into CodeRushing-feature/FixReadLineBug

fix when the first char is \, it cause UnquoteChar to return syntax e…

fix for buffer limit in loading string

Handle write and read errors.

This makes it simpler to handle errors in code importing this package.

Implement r opcode LONG_BINPUT

Fix struct encoding

There was accidentally an extra empty dict.  Also, reduce the scope of a
local variable.

Changed the filenames ogórek.go and ogórek_test.go to use the precomposed Latin Small Letter O With Acute.

Changed the filenames for `ogórek.go` and `ogórek_test.go` use the precomposed Latin Small Letter O With Acute.

printf verb fix

Global and reduce implementation

Implement the TUPLE2 Opcode