Added accessors for ImageView PlotWidget and histogram
Added accessors for ImageView PlotWidget and histogram

JenSte/pyqtgraph,hiuwo/acq4,hiuwo/acq4,pmaunz/pyqtgraph,ddamiani/pyqtgraph,mgraupe/acq4,onlyjus/pyqtgraph,acq4/acq4,gvalentine/pyqtgraph,ng110/pyqtgraph,campagnola/acq4,acq4/acq4,wonkoderverstaendige/MausverPyler,jlombacher/pyqtgraph,ddamiani/pyqtgraph,pmaunz/pyqtgraph,mgraupe/acq4,meganbkratz/acq4,acq4/acq4,hiuwo/acq4,derricw/pyqtgraph,mgraupe/acq4,campagnola/acq4,ericdill/pyqtgraph,stscieisenhamer/pyqtgraph,benvermaercke/pyqtgraph,pbmanis/acq4,wonkoderverstaendige/MausverPyler,gvalentine/pyqtgraph,nmearl/pyqtgraph,onlyjus/pyqtgraph,derricw/pyqtgraph,welshjf/pyqtgraph,stscieisenhamer/pyqtgraph,petebachant/pyqtgraph,welshjf/pyqtgraph,benvermaercke/pyqtgraph,onlyjus/pyqtgraph,mpvismer/pyqtgraph,gvalentine/pyqtgraph,benvermaercke/pyqtgraph,hiuwo/acq4,mpvismer/pyqtgraph,Lx37/pyqtgraph,pbmanis/acq4,duguxy/pyqtgraph,vallsv/pyqtgraph,tropp/acq4,tropp/acq4,campagnola/acq4,ng110/pyqtgraph,tropp/acq4,carlomt/dicom_tools,meganbkratz/acq4,ericdill/pyqtgraph,mgraupe/acq4,hiuwo/acq4,duguxy/pyqtgraph,mgraupe/acq4,ddamiani/pyqtgraph,jlombacher/pyqtgraph,acq4/acq4,pbmanis/acq4,Lx37/pyqtgraph,carlomt/dicom_tools,nmearl/pyqtgraph,ericdill/pyqtgraph,petebachant/pyqtgraph,meganbkratz/acq4,welshjf/pyqtgraph,meganbkratz/acq4,JenSte/pyqtgraph,vallsv/pyqtgraph,tropp/acq4,campagnola/acq4,pbmanis/acq4