* @Async and Spring Security
* @Async with SecurityContext propagated
* Spring and @Async
* Simulated Annealing algorithm
* Simulated Annealing algorithm
* Rebase
* Rebase
* SA further fixes
* Slope One plus package refactoring
* SlopeOne refactoring
* Async improvements and fixes
* Remove unnecessary bean
* Final fixes to Spring Security @Async
* Async Spring MVC