Framework - Part 6

- Added new dependency - http-kernel
- new way to call controller action method
- Change way to get controller and arguments using ControllerResolver
  from http-kernel package,
Framework - Part 7

- Added psr-0 autoload to composer
- Added framework class (simplex) to handler request
  and return a response
- Front is calling framework class
- Added new layers (framework, src/Calendar) to better structure
- Calendar module run leap year process