Bump 0.4.1, remove common module

Update readme

All 'mac' charset

Separate OSFile/Io structures

Clean rendering code

Slim 512-1024 bytes of memory for transcoding ebcdic

Clean display module a little

Fix caps on offset type names

app.d -> ddhx.d

dump: Fix missing utf-8 console output for Windows

Fix compile linux

fix backward search when len=1

Fix backward search on multibyte data

Update readme

Fix backward search when position < 2, fix windows modifiers overwriting asciichar

New cwrite functions, fix input modifiers on Windows, update statusbar

Fix compiling in musl environments ...

Tested in Alpine 3.15

Clean TODOs, fix stream seek

Add charset translation status into statusbar

Delete docs folder, moved stuff to Github Wiki

Implement backwards search

'/' for search alias, separate menu commands into its own modules, fixes

Get system error messages

Fix mmfile usage

Fix alternative screen buffer on Windows ...

Works with:
- Windows XP's conhost
- Windows 7's conhost
- Windows 10's conhost
- Windows Terminal
- ConsoleZ

Create new console screen buffer in interactive session

menu: settingResetAll

Fix bottom bar not sticking

Redone file I/O and fix engine on small data

Update copyright, version bump