OpenFace 0.2.0

• See this blog post
  for an overview and
  the GitHub Milestone
  for a high-level issue summary.
• Training improvements from resulting in an accuracy increase from 76.1% to 92.9%,
  which are from Bartosz Ludwiczuk's ideas and implementations in
  this mailing list thread.
  These improvements also reduce the training time from a week to a day.
• Nearly halved execution time thanks to Hervé Bredin's
  suggestions and sample code for image alignment in
  Issue 50.
• Hosted
  Python API Documentation.
• Docker automated build online.
• Initial automatic tests written in tests.
• Tests successfully passing
  in the Docker automated build in Travis.
• Add
  util/profile-pipeline.py
  to profile the overall execution time on a single image.