1.01 2016-06-07
 - Packaging updates
 - Compatibility with RT 4.4.x

1.00 2014-06-17
 - Packaging updates
 - Quiet warnings when bare email addresses are found

0.02 2013-02-19
 - Critical bug fix: avoids template error and mail sending failure
 - Return the empty string instead of undef for friendlier use in templates
 - Abort early if we don't have a ticket and transaction
