cannot run on older stacks

add very minimal typing to debug in future.

Remove import of models from Yealink v86 since it doesn't seem to work

in some cases. Also fix tests and dependencies

Reviewed-by: Alexandre Fournier <None>

Remove import of models from Yealink v86 since it doesn't seem to work in some cases. Also fix tests and dependencies

WAZO-2586 - Pytest for py27 & py37

…th work

Reviewed-by: Alexandre Fournier <None>
Reviewed-by: Jesse Sopel <None>
Reviewed-by: Pascal Cadotte Michaud <None>

Also ignore test coverage for entry.py

Why: python3 compatibility

Why: impossible to test otherwise, because of execfile_ global

dsskey_deal_type normalization

Tested

Reviewed-by: Alexandre Fournier <None>