Issue #78: Add functions to set text on each corner of screen.

9 jobs for 78-improve-corner-annotator in 16 minutes and 25 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #19917
gui shared-linux
build docs

00:01:09

passed #19918
gui shared-linux
build linux installer

00:00:55

passed #20140
shared-mac gui
build mac installer

00:00:34

passed #19920
gui shared-win
build windows installer

00:04:18

passed #19919
gui shared-mac
build mac installer

00:00:33

 
  Test
passed #19921
gui shared-linux
test Linux

00:02:25

93.0%
passed #20141
shared-mac gui
test macOS

00:01:14

passed #19923
gui shared-win
test Windows

00:08:13

passed #19922
gui shared-mac
test macOS

00:01:17