LDEV-3275: Deploy JBoss Web Server as a WildFly module.This is a fragile part as JBoss Web Server was a base for previous JBoss Application Server versions. Not it is Undertow so the Web Server is used here as a plain library for SSO valve and JSON code.
LDEV-3275: Use Apache Commons IO version 2.1 -> 2.4 delivered with WildFly.Previous similar upgrades were:Apache Commons Collections 3.1 -> 3.2.1Apache Commons BeanUtils 1.6 -> 1.8.3Saaj 1.2 -> 1.3JaxRPC same version, but delivered with WildFly.