Fixed issue where photo sizes caches were not being cleared and preventing photos from being resized properly.
Fixed issue where photo sizes caches were not being cleared and preventing photos from being resized properly.

Also applied the patch submitted by edwardgeorge to correct the ratio math when resizing cropped images. Thanks!
google-code-export/django-photologue,Alwnikrotikz/django-photologue,HristoTodorov/django-photologue,dzxs/django-photologue,harryprince/django-photologue,Alwnikrotikz/django-photologue,AlanZatarain/django-photologue,HristoTodorov/django-photologue,google-code-export/django-photologue,harryprince/django-photologue,dzxs/django-photologue,AlanZatarain/django-photologue