Added certificate payload. Work in progress...
'beautification' for certificate authentication method.
Note to self: Don't try to be too smart and base64 encode the certificate data when the Plist library probably does it for you...

This now works with certificate payloads and certificate authentication with ipsec in iphones.
Bump version number
Merged upstream
Added plist to Gemfile and trimmed whitespaces.
newline...
Added output format specifier to unsigned profile.
Merge pull request #1 from Excds/master

Add certificate authentication and certificate payload