Better code in Selector transform
Better code in Selector transform

Change-Id: I0fa7bd50ca0439a98fe68db75e7350df1e27dcbf

vmarkovtsev/veles.sound_feature_extraction,Samsung/veles.sound_feature_extraction,vmarkovtsev/veles.sound_feature_extraction,Samsung/veles.sound_feature_extraction,vmarkovtsev/veles.sound_feature_extraction,vmarkovtsev/veles.sound_feature_extraction,Samsung/veles.sound_feature_extraction,Samsung/veles.sound_feature_extraction