Added opencv models for facedetection
Removed and ignored generated files
Ignored more generated files
Moved config files into different folders for faces and for people
Renamed PascalAnnotationFileParser to AnnotationFileParser, as it is now
more generic. Need to eventually break this up into separate strategy
classes. Added in config for annotationFileFormat.
Now calling annotationFileParser with annotationFileFormat
Refactoring
Added in configuration and code to support caltech images.