Added missing ostdomain to Xcode
Added missing ostdomain to Xcode

- other cleanup, like removing the googletest Xcode project
- still to do: adopt changes from the process branch with regard to how we do unit tests there

Signed-off-by: Stefan Marr <46f1a0bd5592a2f9244ca321b129902a06b53e03@stefan-marr.de>

smarr/OmniVM,smarr/OmniVM,smarr/OmniVM,smarr/OmniVM,smarr/OmniVM,smarr/OmniVM,smarr/OmniVM,smarr/OmniVM