Update DataCollector/TwigDataCollector.php

made `getTemplates()` more defensive
Update Resources/views/Collector/assetic.html.twig

added `toolbar` block
Update Resources/views/Collector/twig.html.twig

added `toolbar` block
Update Resources/views/Collector/container.html.twig

added `toolbar` block
Update Resources/views/Collector/routing.html.twig

added `toolbar` block
Update DataCollector/TwigDataCollector.php

made `getTemplates()` more defensive
Merge remote-tracking branch 'origin/patch-1'
Merge pull request #25 from lutzportela/master

added toolbar support