Builder instead of tho constructors

git-svn-id: https://svn.apache.org/repos/asf/syncope/branches/1_1_X@1475655 13f79535-47bb-0310-9956-ffa450edef68
SYNCOPE-336 resolved

git-svn-id: https://svn.apache.org/repos/asf/syncope/branches/1_1_X@1476262 13f79535-47bb-0310-9956-ffa450edef68
merged from 1.1.X

git-svn-id: https://svn.apache.org/repos/asf/syncope/trunk@1476263 13f79535-47bb-0310-9956-ffa450edef68