Allow resizing to larger image via single param
Merge branch 'master' of github.com:agreen/timber into agreen-master

* 'master' of github.com:agreen/timber:
  Allow resizing to larger image via single param
Merge branch 'master' into agreen-master

* master:
  Wrote test for image upsizing with 2 params that succeeds
  wrote test for image upsizing with single param that FAILS
tests should force resize of images