Fix up to pass most lints (apart from 80char check)
set dependency to rpec-pupet to pre 1.0

augeas fails to run after 1.0 which a newer version of the
rspec-puppet-augeas gem also mentions.
Merge pull request #1 from andschwa/master

home_mailbox parameter and create_resources(mastercf)
added contributors section with first contributor
Merge pull request #2 from andschwa/master

Couple more parameters
Release 0.0.6
Merge pull request #3 from cpganderton/fix-lints

Fix up to pass most lints (apart from 80char check)
added cpganderton to contributors
Adding mailbox_command parameter
Adding mailbox_transport parameter
Adding maincfs hash for create_resources