Adds an Ivy repository for spring security javaconfig package and adds a Java
bean-based configuration for Spring security.
Require prefix for soy templates.
Merge branch 'master' into javaconfig
Add ivysettings reference to classpath.
Enable spring-security with custom login page, configured via web.xml
Remove unused JSP.
Return ModelAndView, fix cross-template call.
1) Persist additional data about user accounts (and their permission levels).
2) Create a new role, ROLE_ADMIN
3) Map /app/*.do to ROLE_USER, and /admin/*.do to ROLE_ADMIN