APF-1449: Upgrade to PrimeFaces 5.1 and OmniFaces 1.8.1
Removed spring-aop from appfuse-web dependencies. Seems it's no longer needed.
Fixed Spring dependencies for downstream projects (e.g. AppFuse Light).
Removed unused imports.
Removed versions from Spring XSDs.
Added @Transaction to JSF tests so data is rolled back.
Polishing.
Changed btn-warning to btn-danger.
APF-1444: Fixed jQuery conflict with PrimeFaces.
APF-1451: Refactored to use Spring MVC Test.
APF-1451: Refactored to use Spring MVC Test.
Added subject to password recovery emails.
APF-1452: Upgraded to latest version of Bootstrap.
Merge branch 'master' into tapestry-5.4
APF-1358: Finished upgrading to Tapestry 5.4.