Crop : Tidy and simplify.
Crop : Tidy and simplify.

- Close parenthesis at the same indentation level as it is opened.
- Use ImageAlgo::intersection() to simplify and clarify intent.

appleseedhq/gaffer,ImageEngine/gaffer,hradec/gaffer,appleseedhq/gaffer,hradec/gaffer,andrewkaufman/gaffer,johnhaddon/gaffer,lucienfostier/gaffer,lucienfostier/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,johnhaddon/gaffer,johnhaddon/gaffer,hradec/gaffer,johnhaddon/gaffer,boberfly/gaffer,GafferHQ/gaffer,appleseedhq/gaffer,boberfly/gaffer,GafferHQ/gaffer,ivanimanishi/gaffer,ivanimanishi/gaffer,boberfly/gaffer,appleseedhq/gaffer,ImageEngine/gaffer,ImageEngine/gaffer,chippey/gaffer,johnhaddon/gaffer,GafferHQ/gaffer,hradec/gaffer,andrewkaufman/gaffer,chippey/gaffer,andrewkaufman/gaffer,lucienfostier/gaffer,lucienfostier/gaffer,ivanimanishi/gaffer,boberfly/gaffer,chippey/gaffer,ivanimanishi/gaffer,hradec/gaffer,andrewkaufman/gaffer,chippey/gaffer,andrewkaufman/gaffer,GafferHQ/gaffer