XX-10504: Upgrade spring framework to spring 3.1.4

- based on patch from Eda Ercan - Thanks
XX-8350 - sipXconfig: Update Acegi to latest Spring Security

- updgrade to spring security 3.1.4, added CAS client
UC-1420: add new navigation menu class
UC-228: add hook to override openfire properties configured in spring beans
XX-8350 - sipXconfig: Update Acegi to latest Spring Security