Rely on python-escpos for low-level commands.#17

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miracle2k wants to merge 18 commits intofvdsn:masterfrom

miracle2k:master

Commits on Aug 26, 2016

Commits on Aug 31, 2016

Commits on Sep 4, 2016

TXT_COLOR constants were strings.
miracle2k
committed

Commits on Feb 3, 2017

Bugfixed format meth. Change print statements to logger calls
katyukha
committed
"Merge pull request #1 from management-and-acounting-on-line/master\n\nBugfixed .format meth. Change print statements to logger calls"
miracle2k
committed

Commits on Oct 14, 2017

Commits on Oct 20, 2017

Some Python 3 fixes.
miracle2k
committed

Commits on Jul 13, 2018

Update install instruction
David Arnold
authored

Commits on Jul 14, 2018

Merge pull request #2 from blaggacao/patch-1
Michael Elsdörfer
authored