[WIP] Add Twig functions for cmf_document_path and cmf_document_url#240

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benglass wants to merge 3 commits intosymfony-cmf:3.xfrom

benglass:cmf_twig_path_url

Commits on Apr 20, 2014

Twig cmf_document_{path,url} functions with logging of
Ben Glassman
committed
Import services definitions with twig extension.
Ben Glassman
committed
Add parameter for twig extension RouteNotFound logging level.
Ben Glassman
committed