Fix issue with mutable servlet config being returned
Update to Undertow 1.0.0.Beta24
Remove some deps leftovers & testsuite cleanup

 - unify surefire configuration
 - upgrade to newer surefire
 - move most of surefire configuration to plugin definition section
 - unify basic testsuite by removing full & web configs
 - introduce -Phelp profile when you need to pring debug help for TS
 - WFLY-2124 Revisit LDAP testing within the testsuite.