Updated model. Added new ImageView to fragment_crime.xml
ImageView reference in CrimeFragment.onCreateView()
PictureUtils scales an image to the size of the default display for the device.
Private method in CrimeFragment that sets a scaled image on the ImageView
call showPhoto() in CrimeFragment.onActivityResult()
Added a method to set imageView to null if it has one.
added PictureUtils.cleamImageView() to CrimeFragment.onStop()