Fixing few typos and doing some minor refactoring to IDP rest service


Conflicts:
	services/idp/src/main/java/org/apache/cxf/fediz/service/idp/rest/IDPServiceConfigs.java
	services/idp/src/main/java/org/apache/cxf/fediz/service/idp/rest/IDPServices.java
	services/idp/src/main/java/org/apache/cxf/fediz/service/idp/rest/IDPTrustedIdps.java

git-svn-id: https://svn.apache.org/repos/asf/cxf/fediz/branches/1.0.x-fixes@1570204 13f79535-47bb-0310-9956-ffa450edef68