Fixed:
  * PRs not building due to lack of checks around encrypted variables
    (e6800eec5acb74772e4c3fe9cac3e8121ed71147)

New:
  * Alt key handling
    (83bccdb9c3b2c93da189f5c05347a79c5e6c108c)
    (b7fa45a9900410228decd79e941c648fbad13765)
    (#5) (#6) (@mbilker)
  * @mbilker in authors list
    (a120d783a8db6b97483ed6a512b0b955039953d3)

Changed:
  * Protocol to HTTPS for crate version image
    (4464bb5036485c8d5e0be2e2313843ad6e79c611)