Documented 'Entities & Entity mapping' section
Documented "translation" section
Clearified controllers as services
Improved code of custom authentication provider cookbook article
Book/Doctrine : Adding a line about the "--no-backup" option ...

... in the "Generating Getters and Setters" section
Changing quote to (double backticks)
Removed extra spaces on is_dir check
Modified return statement place
Fix typo in override.rst
add missing word
Merge pull request #2614 from FlyersWeb/improving_custom_authentication_provider

Improved code of custom authentication provider cookbook article
Update cookbook/form/data_transformers.rst

there is an added ';' in this line
->add('dueDate', null, array('widget' => 'single_text'))
in the end
Merge pull request #2617 from gregquat/patch-10

Book/Doctrine : Adding a line about the "--no-backup" option ...
Changed view->set by view->vars
Merge pull request #2628 from Antek88/2.1

Fix typo in override.rst
Fixed build errors
Merge pull request #2632 from WouterJ/fix_build_errors

Fixed build errors
Removed extra backtick after link to method of the api documentation
Merge pull request #2601 from WouterJ/update_override_docs

Update override article
[#2601] Very minor tweaks to overriding article