Added crop and force_resize parameters to resize filter
Revert "Added crop and force_resize parameters to resize filter"

This reverts commit cc69bf0a169c3760981f59778d437a2748a97676.
Merge remote-tracking branch 'upstream/master'
Added crop and force_resize parameters to resize filter
Appended crop parameter value to generated filename
Fixed ratio bug for centered crop
Modified tests to reflect new -c- (crop) filename attribute
Fixed a bug in one of the tests
Merge branch 'master' of github.com:mmikkel/timber into mmikkel-master

* 'master' of github.com:mmikkel/timber:
  Fixed a bug in one of the tests
  Modified tests to reflect new -c- (crop) filename attribute
  Fixed ratio bug for centered crop
  Appended crop parameter value to generated filename
  Added crop and force_resize parameters to resize filter
  Revert "Added crop and force_resize parameters to resize filter"
  Added crop and force_resize parameters to resize filter
added top/bottom/left/right
simplified file naming conventions
fixed-up tests to account for new file naming conventions for resized images (dropping "-r" flag)