Add session swapping to LegacyHandlers

- Autowire LegacyHandlers as Symfony Services
-- Configure legacy handlers folder in service.yml
-- Replace handler instantiation with service injection

- Add init and close to legacy handlers
-- Swap sessions
-- Swap current dir
-- Add config to allow moving values between sessions
-- replace hard coded values with injected configuration

- Remove unused services and corresponding unit test
-- NavbarService.php
-- AuthenticationService.php

- Refactor Authentication Handler to
-- call init and close methods

- Refactor navbar handler to be used as a service
-- Adjust navbar unit tests

config/services.yaml

@@ -3,6 +3,9 @@ framework:
 
 parameters:
   secret: ThisTokenIsNotSoSecretChangeIt
+  legacy.dir: '%kernel.project_dir%/legacy'
+  legacy.session_name: 'LEGACYSESSID'
+  default_session_name: 'PHPSESSID'
 
 imports:
   - { resource: services/*/*.yaml }
@@ -14,6 +17,9 @@ services:
     autoconfigure: true # Automatically registers your services as commands, event subscribers, etc.
     bind:
       $projectDir: '%kernel.project_dir%'
+      $legacyDir: '%legacy.dir%'
+      $legacySessionName: '%legacy.session_name%'
+      $defaultSessionName: '%default_session_name%'
 
   # makes classes in src/ available to be used as services
   # this creates a service per class whose id is the fully-qualified class name
@@ -21,6 +27,11 @@ services:
     resource: '../core/src/*'
     exclude: '../core/src/{DependencyInjection,Entity,Migrations,Tests,Kernel.php}'
 
+  # makes classes in legacy/ available to be used as services
+  # this creates a service per class whose id is the fully-qualified class name
+  SuiteCRM\Core\Legacy\:
+    resource: '../core/legacy/*'
+
   # controllers are imported separately to make sure services can be injected
   # as action arguments even if you don't extend any base controller class
   App\Controller\: