Merge pull request #1 from raul782/master

Added Resources config to expose Trading Service
Added DependencyInjection to support Ebay Configuration
Merge pull request #2 from raul782/master

Added Dependency Injection
Fix Files in Conflict
Merge pull request #4 from raul782/master

Fix initialization of Session
Merge pull request #5 from raul782/master

Set Parameters in Bundle Extension Class
Merge pull request #6 from raul782/master

Added Dispatcher service to Session service
Update composer.json
Merge pull request #7 from cordoval/patch-1

Update composer.json to support symfony >= 2.3