Add new images for the expansions
Update the layouts to work with the new icons

One problem was in the AwardDetailFragment, where we previously used a
compound drawable - this was now a bit harder to use as the source image
was higher resolution than the previous one, resulting in a way too big
image beside the text.
Remove the unnecessary drawable in the layout
Merge pull request #122 from ninetwozero/add-new-expansion-images

Add new expansion images