Provide sensible error message if no archive is specified
Validate some workable auth details are provided
Add a note on which auth details the email/password parameters refer to to the docs
prevent infinite build status check loop

schedule a new build status check only if there was a platform with a 'pending' status.
Merge pull request #18 from pimterry/check-user

Make authentication config a bit more forgiving
Merge pull request #17 from pimterry/master

Provide sensible error message if no archive is specified
Merge pull request #19 from epeleg/master

prevent infinite build status check loop
Merge branch 'master' of https://github.com/centralway/grunt-phonegap-build

Conflicts:
	README.md
	tasks/phonegap-build.js