updated VENDORS for 2.2.3
updated VENDORS for 2.2.4
updated demo code to use the non-deprecated features of Twig
updated VENDORS for 2.2.5
merged branch fabpot/twig-deprecated-features (PR #580)

This PR was merged into the 2.2 branch.

Discussion
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Twig deprecated features

see symfony/symfony#8675

Commits
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35a5826 updated demo code to use the non-deprecated features of Twig
updated VENDORS for 2.2.6
Merge pull request #25 from symfony/2.2

Merge symfony/standard with Lexance/symfony-multidomain [2.2]