[MEAR-188] Project property cannot be resolved inside <env-entry> element
 Introduced interpolation within the envEntries elements its no possible
 having properties etc. within those elements.


git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1648051 13f79535-47bb-0310-9956-ffa450edef68
[MEAR-181] Adding ejb-ref in application.xml
 Added ejb-ref first implementation.


git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1648055 13f79535-47bb-0310-9956-ffa450edef68
Refactored code to get shorter methods.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1648057 13f79535-47bb-0310-9956-ffa450edef68
Fixed warning based on missing type.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1648059 13f79535-47bb-0310-9956-ffa450edef68
Polished code.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1648062 13f79535-47bb-0310-9956-ffa450edef68