fix transformations/template tag handling: getConfigValueFromPath returns array of strings
Removed wrong statements about PHP class inheritance. Classes do not automatically inherit from stdClass.
Merge pull request #771 from Ibmurai/develop

Removed wrong statements about PHP class inheritance from the docs.
Merge pull request #766 from therealdpk/develop-template-tag

fix transformations/template tag handling: getConfigValueFromPath returns array of strings
Merge remote-tracking branch 'upstream/develop' into symfony2.2-support