Implement Multi-Face Moosification.
Merge pull request #30 from alexandre-normand/multi-face-moosification

Implement Multi-Face Moosification.
Merge pull request #29 from sfirestone/antlers

Refactored logging and exceptions, added new endpoints for antler, moose...
Abstracted BufferedImage to MooseImage container with offset and height data, added logic for different endpoint code paths