[kmf-system-test] Recorder with player test

Change-Id: I942968e1b5fad8dad78177b416525a2929ccaccd
[kmf-system-test] Recorder with WebRTC test

Change-Id: I698eddfe0a429be8c228ae9039396a697b837ee3
[kmf-system-test] Recorder with FaceOverlayFilter

Change-Id: I5375014c434468e5ef136c8c7fba525342750090
[kmf-system-test] Improved termination of kms process

Change-Id: Icecea201ff0f382b7f3b99788422b250e065c297
[kmf-system-test] Recorder with swithing test

Change-Id: Id8502a891f63bc99a2620cf40b35f65c4f53c6c7