feat(superglobal): add a class to acces to php super-global in a strict part of hhvm
refactor(test case): rename function
test(superglobals): add tests for superglobals
feat(url): add object to handle url
refactor(exception): subdivide exception in folder
feat(http request): bases of http request dispatching
chore(controller): bind service to the controller
chore(psr-2): remove underscore to signify visibility
chore(service): handle services with dependency injection
feat(kernel): add kernel class
feat(dispatcher): dispatch http request