cmake: Compile pointerdetector2 filter
cmake: Compile pointerdetector2 filter

Change-Id: I455b736a8c6ee39e3a6f7a84ba9823471ee72c24

shelsonjava/kms-filters,shelsonjava/kms-filters,Kurento/kms-filters,Kurento/kms-filters,TribeMedia/kms-filters,shelsonjava/kms-filters,TribeMedia/kms-filters,Kurento/kms-filters,TribeMedia/kms-filters