Dummy return value for dummy functions.
Dummy return value for dummy functions.

Change-Id: I1a8951d27efe4efff37983bde46d67f16191ffcb

aldebaran/libqi,aldebaran/libqi,vbarbaresi/libqi,aldebaran/libqi-java,aldebaran/libqi-java,aldebaran/libqi,aldebaran/libqi-java,bsautron/libqi