Fix EZP-20518: Default layout for legacy content fallback configurable by SA
Updated Symfony CMF Routing Component to 1.0.0 stable
Updated Stash dependency
Updated deps
Upgraded to Symfony 2.2.1
Removed leftover tests :-P
Fixed EZP-20680: Missing zetacomponents/authentication-database-tiein dependency
Fixed EZP-20109: eZDemo: Video block controls do not display correctly.
Removed the need of node.js
Updated the INSTALL.md with the assetic dump command
Updated deps

* ezpublish-kernel
* demo-bundle
EZP-2059 - Refactored composer.json

* Removed `minimum-stability` flag
* Used wildcards for versions werever possible
* Used 5.1.* branch alias for ezpublish-kernel

Still need to *copy* zeta components dependencies here because they
don't have stable tags.
Merge pull request #46 from ezsystems/composer.json-redux

EZP-2059 - Refactored composer.json
Updated deps