Add thumbnail generator tests
Add karma configuration file
Create api homepage
Add default AWS configuration file
Add some dependencies
Create api routes
Create Photo model
Fix configuration file path
Implement thumbnail generation
Ignore Thumbs.db
Delete views
Define exif tag properties
Add upload photo dialog
Create a DAO for photos
Fix bugs in thumbnail service
Create a service to handle photo upload process
Configure testing framework
Add .keep placeholder
Optimize tests
sha1 and md5 utility functions