Re #1457 - added display of channels 17-32 to Companion simulator
Re #1464 - added test: "L1  Vfas < 9.6 Delay (0.5s)"
Fixes #1451
Re #1443 - Reverting back d675ab157893770116dc158efe58573f3dd04f4a with some improvements:
* when telemetry is not streaming all logical switches that involve telemetry value evaluate to FALSE (same as before the change in above commit)
* the duration and delay processing is now enabled for such logical switches (new functionality that was not present before above commit)
Gtests split into several source files
Cosmetics
Forgoten makefile for split gtests
Some TODOs removed
Re #1457 - cleanup
I forgot to remove the persistent toggled handler
Fixes #1467 - Check your mixes on Sky9x / 9XR-PRO especially if you used
mix warnings!
Merge pull request #1468 from opentx/projectkk2glider/issue_1457

Projectkk2glider/issue 1457
The compilation server complains with pl language ...
getValue(...) Lua identifiers more consistent
Merge pull request #1465 from opentx/projectkk2glider/reimplementation_of_1443

Projectkk2glider/reimplementation of 1443
Refactoring FLVSS - only one sensor for now
200 extra bytes used on 9x with FRSKY_HUB option. I return to previous
implementation. Only ARM boards will have the extra features.
Cosmetics
2.0.6 preparation
Cosmetics in the voltages screen. Cells, Cells-, Cell, Cell- tested, it
works.