Appveyor: Add and set HIDE_WINDOWS_KNOWN_ERRORS=False

+ Collect all "acknowledged" failing TCs on Appveyor and use
"HIDE_WINDOWS_KNOWN_ERRORS" var to hide them.

chore(version-up): v2.0.8

chore(version-up): v2.0.7

This is 2.0.6

This is 2.0.5

This is 2.0.4

Bump the version to 2.0.3

This is 2.0.2

Remove check that didn't work as expected

Fix assertion

Who would have thought we ever go 2.0 ;).