fix SBIG camera binning
fix SBIG camera binning

olegkutkov/phd2guiding_crao,olegkutkov/phd2guiding_crao,olegkutkov/phd2guiding_crao,simonct/phd2,olegkutkov/phd2guiding_crao,OpenPHDGuiding/phd2,OpenPHDGuiding/phd2,EverettQuebral/phd2,OpenPHDGuiding/phd2,olegkutkov/phd2guiding_crao,EverettQuebral/phd2,simonct/phd2,simonct/phd2,OpenPHDGuiding/phd2,simonct/phd2,OpenPHDGuiding/phd2,simonct/phd2,olegkutkov/phd2guiding_crao,EverettQuebral/phd2,EverettQuebral/phd2,simonct/phd2,EverettQuebral/phd2,EverettQuebral/phd2,OpenPHDGuiding/phd2