upgraded Symfony to Version 2.4
admin updated not to use dump() as the function is missing.
readme fixed for formatting
Merge branch 'master' of https://github.com/raystorm/SymfonyResume

Conflicts:
	framework-standard-edition/app/config/config.yml
	framework-standard-edition/composer.lock
	framework-standard-edition/src/Tburton/ResumeBundle/Resources/views/Default/admin.html.twig
	framework-standard-edition/src/Tburton/ResumeBundle/Resources/views/Default/index.html.twig
Admin/File Controllers with FileSystem checks
FileSystem checks to verify successful file upload / retrieval
Controllers updated with PHPdoc comments
.gitignore added to persist exclusion of common IDE/symfony-cache files
security.yml corrected/simplified