Avoid the dependency on JavaMail (which is no longer a dependency of Axiom; see AXIOM-418).


git-svn-id: https://svn.apache.org/repos/asf/axis/axis2/java/core/trunk@1509438 13f79535-47bb-0310-9956-ffa450edef68
Eliminated the dependency between the SAAJ implementation and JavaMail.


git-svn-id: https://svn.apache.org/repos/asf/axis/axis2/java/core/trunk@1510122 13f79535-47bb-0310-9956-ffa450edef68