Added new argument to run from project root folder, the --prod argument will now look for a subfolder res/drawable-xhpdi and parse all images in that folder.
Ref #3
Merge branch 'default-filepath' of github.com:tskulbru/android-res-resize into default-filepath

* 'default-filepath' of github.com:tskulbru/android-res-resize:
  Added new argument to run from project root folder, the --prod argument will now look for a subfolder res/drawable-xhpdi and parse all images in that folder.