Update RemotePackagesIndexURL example to use 5.0.0
Fix RemotePackagesIndexURL example w/ correct path
Add --prefer-dist to composer instructions
Fixed EZP-20334 - Error in runCallback example in GETTING_STARTED file.
Fixed EZP-20334: Error in runCallback example in GETTING_STARTED file. Best practice is to add use statements in the header of the controller/action
Avoid confusing "..." from the previous commit
Merge pull request #29 from crevillo/EZP-20334

Fixed EZP-20334 - Error in runCallback example in GETTING_STARTED file.
EZP-20238 - Updated Symfony dependencies
EZP-20238 - Updated Monolog bundle to 2.2.* + Added egulias/listeners-debug-command-bundle for debug
EZP-20238 - Removed _internal route (obsolete)
EZP-20238 - Activated router_proxy parameter for Framework bundle (seems to be mandatory when using ESIs)
EZP-20238 - Updated DemoBundle templates for ESI rendering

Using now "strategy: esi" instead of "standalone: true" and controler() function to point a controller identifier.
EZP-20238 - Comply to new format for routes (forward compatibility)
EZP-20238 - Updated dependencies
Merge branch 'master' into cache

Updates Symfony to 2.2.

Conflicts:
	composer.json
	composer.lock
	src/EzSystems/DemoBundle/Resources/views/pagelayout.html.twig