Kaitasy

Capture freezes if multiple clients are created by the same process

4

**Describe the bug** The OBS game capture source freezes after a process causes multiple clients to be created, without freeing previous clients (?). Restarting OBS while the game is still...

The OBS plugin now prefers newer clients (resolves #263). It also removes duplicate entries of the same executable in the properties window as `find_matching_client` would just pick the newest one...