Fixed warnings etc
Validate Update in ClientTest
Revert "Now pinning delegates in callbacks / callresults"
This reverts commit e2ef2b0bf7d35da9e452fe528105c3bfaabd8d3e.
Revert "Pinned some more delegates"
This reverts commit 7913ccd17150d3a242052450d3dac9325b5a7bd4.