Replace scrypt library
Update RESOURCES.md
Email as salt!

See discussion at #45
Merge branch 'master' into salt

* master:
  README: Make wording less confusing
  Update CONTRIBUTING.md
  Update RESOURCES.md
  Replace scrypt library
  Move salt pull request to its own branch
Focus email field first
Fix #50
Merge branch 'master' into revised-backside-screens

Conflicts:
	src/css/style.css