Now saving the imageFrame off into a property so that superviews and other views can utilize it more easily.
SWSnapshotStackView only scales if necessary now
cleaned up unnecessary code and fixed small icons that weren't being scaled
Add stroke color and width as property.
Fix property synthesize.
added some missing initialisation code
Merge commit '3b742b90f87fd7051a04d7cbe4f5de723d66e0ec'
  Now saving the imageFrame off into a property so that superviews and other views can utilize it more easily.
merge small fix from ollieatkinson, see https://github.com/snwau/SWSnapshotStackView/pull/11
update code to use arc, actual constants, better properties
add podspec