Add a scale resize method #1

Merged
merged 2 commits into from Mar 5, 2014
Commits on Mar 4, 2014
  1. Add a scale resize method

    kitwalker12 committed Mar 4, 2014
    This can be used to scale an image preserving the aspect ratio. 
    Ex: Scale an image of size 630x630 to 830x630. The extra width will have the extra width padded with the background color.