Adding mailbox_command parameter
Adding mailbox_transport parameter
Added relay parameters needed for amazon SES
Merge pull request #6 from runephilosof/master

Added relay parameters needed for amazon SES
Merge pull request #5 from andschwa/parameters

Parameters
add minimal test to force travis to fail
add generation of ldap maps to config; config dependencies and test
setup
add smoke test; include ldap in ldap_map to ensure package installation
extend fields for ldap map