v1.6.4

• Fixed an issue with the return result of ParseRelation.add
• Fixed a case where encoding Parse Objects could result in a stack overflow
• Allow user login on server environments, without touching the current user
  • Also allow disabling current user once it had been enabled on server environments
  • Passing the user to Backbone-style callbacks on login failure
• Fix a FB login error
• Some general documentation cleanup

Build process:

• Leveraging Babel plugin for injecting variables from package.json
• Including PATENTS.md and the compiled dist/ releases in the npm module