WFLY-1401 Remove check for valid service names

The JVM is actually much more lenient than the Java language
spec, and pretty much every time this warning has appered it
has been bogus.
Undertow Alpha17
pass on more information from the notification api
expose parent server
expose set of DeploymentInfo-s to server as replacement for Catalina's Context
MODCLUSTER-331 proof-of-concept wiring hacking around current API limitations
MODCLUSTER-331 update to renamed undertow subsystem package
MODCLUSTER-331 adapt to API changes
MODCLUSTER-331 cleanup
UNDERTOW-18 workaround AJP cpong problem
MODCLUSTER-331 handle container events

Conflicts:
	modcluster/src/main/java/org/jboss/as/modcluster/ModClusterService.java
MODCLUSTER-331 remove dependency on unused SPI implementation for jboss-web

Conflicts:
	modcluster/pom.xml
MODCLUSTER-331 comment out handling onDeploymentStop() orchestration problem
rebasing onto wildfly master (package name rename)
MODCLUSTER-331 more fixes