Standardizing security error messages


Conflicts:
	rt/ws/security/src/main/java/org/apache/cxf/ws/security/wss4j/WSS4JUtils.java
	rt/ws/security/src/test/java/org/apache/cxf/ws/security/wss4j/WSS4JFaultCodeTest.java
	systests/ws-security/src/test/java/org/apache/cxf/systest/ws/action/ActionTest.java
	systests/ws-security/src/test/java/org/apache/cxf/systest/ws/ut/UsernameTokenTest.java
	systests/ws-security/src/test/java/org/apache/cxf/systest/ws/x509/X509TokenTest.java

git-svn-id: https://svn.apache.org/repos/asf/cxf/branches/2.7.x-fixes@1559133 13f79535-47bb-0310-9956-ffa450edef68