Add ability to browser cache images
Fix header function error
Add public caching
Add EXIF orientation support
Fix function typo
Fix vertical flip
Recalculate dimensions after potential rotation
Allow false setting of exif_orientation
Debugging
More attempts at debugging
Allow exif_orientation to be set to false
Style fixes
Replace tabs with spaces
Merge pull request #8 from Pinpickle/efficiency-improvements

Add browser caching and EXIF orientation support