CMakeList: Give more priority to local cmake files
CMakeList: Give more priority to local cmake files

Change-Id: I8a3ee302e5e66667ce01a93de85aff9614d79423

Kurento/kms-core,ESTOS/kms-core,ESTOS/kms-core,Kurento/kms-core,Kurento/kms-core,Kurento/kms-core,ESTOS/kms-core,ESTOS/kms-core