Summary:
- Wrappers losing C# ref while alive in Eo
- Inherited instances being collected
Also cleanup GC and loop queue before each test
Reviewers: vitor.sousa
Reviewed By: vitor.sousa
Subscribers: cedric, #reviewers, #committers
Tags: #efl
Differential Revision: https://phab.enlightenment.org/D9063
Lauro Moura