Upgraded Spring Framework to 3.2.11.RELEASE
Upgraded Spring Security to 3.2.5.RELEASE
Replaced Spring Security JSP tags with JSTL
Removed method invocation in EL
Added Spring MVC support for Mustache templates
Migrated contact delete view to Mustache
Migrated contact create view to Mustache
Migrated contacts view to Mustache
Fixed AT config when serverPort system property is missing
Removed method invocation in EL
Used section in contact delete to provide expression context
Migrated contact view to Mustache
Moved Relation to support.spring.hateoas subpackage
Fixed PageControllerAdvice for when unauthenticated
Introduced AuthenticationController for login form
Replaced login logout flag with model attribute
Replaced login error flag with model attribute
Migrated login view to Mustache and removed JSP support