Add slip() method to qiservice
Add slip() method to qiservice

Change-Id: Ic15b27f8663436ef071ea6edd3c6e5e10bceb7aa
Reviewed-on: http://gerrit.aldebaran.lan:8080/15059
Reviewed-by: llec <42f1a1c02cacc0f5b0188f0127ea77bedfdcf21a@aldebaran-robotics.com>
Tested-by: llec <42f1a1c02cacc0f5b0188f0127ea77bedfdcf21a@aldebaran-robotics.com>

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