Various screen redraw fixes for wide characters, narrow screens etc.#202

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tpodowd wants to merge 3 commits intochzyer:masterfrom cloudian:screenredraw

+308-99

Commits on Feb 28, 2023

Various screen redraw fixes for wide characters, narrow screens etc.
tpodowd
committed
Fix simple race condition related to offset calculations introduced.
tpodowd
committed

Commits on Mar 4, 2023

Fix race condition between writing and prompting.
tpodowd
committed