Merge pull request #239 from ctomc/build

Upgrade plexus-utils to 3.0.18
[WFLY-3970] only send stop operation if the server is started
[WFCORE-163] Where the '=' character is included in a username only the first occurance is escaped.
[WFCORE-164] Add missing RMI internal packages to sun.jdk to avoid CL issues with obscure libraries
Merge pull request #240 from emuckenhuber/WFLY-3970

[WFLY-3970] only send stop operation if the server is started
Merge pull request #241 from darranl/WFCORE-163

[WFCORE-163] Where the '=' character is included in a username only the first occurance is escaped.
Merge pull request #242 from dmlloyd/WFCORE-164-jdk-rmi

[WFCORE-164] Add missing RMI internal packages to sun.jdk to avoid CL is...
Move to jboss-modules 1.4.0.Beta1