Fix memory leak on JackVaderFilter

Change-Id: I19bca0225acbe175f110e1d91043b659dfe4d48b
Implement PlateDetectorFilterImpl

Change-Id: If3df0703d4db4483174806d282c81717f5a467a4
Implement PointerDetectorAvd

Change-Id: I2447646da07f427348c47575dff8fe163e224f16