ignore failure to instantiate ImgOpener
contruct ImgOpener with a Context that works (for now) in both Eclipse and Fiji
use ActionListener instead of ChangeListener for checkboxes because ChangeListener is also triggered by setting the button state programmatically
Hdf5ImageLoader.getMonolithicImageLoader() provides an ImgLoader that loads the whole view without caching for processing the whole image in spimreconstruction
BigDataViewerPlugIn remembers the previously opened file to avoid file-browsing orgies in Fiji
Merge branch 'master' into monolithic-imgloader
load full FloatType image from HDF5 without copying from ushort