fix alignment
GitHub.pm: add support for 2-factor authentication

Fixes #38
GitHub.pm: fix prompt for password
Changes: update
Create.pm: add support for creating repos within an organization
Changes: update
GitHub.pm: automatically enable 2fa prompt if require by GitHub
fixing bug with redoing repo creation
Merge remote-tracking branch 'upstream/master' into otp

Conflicts:
	lib/Dist/Zilla/Plugin/GitHub.pm
	lib/Dist/Zilla/Plugin/GitHub/Create.pm
Merge branch 'master' into otp