* 2.8: (100 commits)
[DependencyInjection] provide better error message when using deprecated configuration options
[console][TableCell] get cell width without decoration.
Improve the config validation in TwigBundle
[VarDumper] Changed tooltip to expand-all keybinding in OS X
[Bridge\PhpUnit] Fix composer installed phpunit detection
[VarDumper] Fix generic casters calling order
[2.7][SecurityBundle] Remove SecurityContext from Compile
[WebProfilerBundle][logger] added missing deprecation message.
Fix profiler CSS
[Security][Acl] enforce string identifiers
[FrameworkBundle] make `templating.helper.router` service available again for BC reasons
[BrowserKit] Fix bug when uri starts with http.
bumped Symfony version to 2.7.1
updated VERSION for 2.7.0
updated CHANGELOG for 2.7.0
bumped Symfony version to 2.6.10
updated VERSION for 2.6.9
updated CHANGELOG for 2.6.9
fixed tests
bumped Symfony version to 2.3.31
...
Conflicts:
CHANGELOG-2.3.md
CHANGELOG-2.6.md
CHANGELOG-2.7.md
UPGRADE-2.7.md
UPGRADE-3.0.md
src/Symfony/Bridge/Doctrine/Form/Type/DoctrineType.php
src/Symfony/Bridge/Twig/Extension/AssetExtension.php
src/Symfony/Bridge/Twig/Tests/Extension/AssetExtensionTest.php
src/Symfony/Bridge/Twig/composer.json
src/Symfony/Bundle/FrameworkBundle/Command/TranslationDebugCommand.php
src/Symfony/Bundle/FrameworkBundle/Resources/config/templating.xml
src/Symfony/Bundle/FrameworkBundle/Resources/config/templating_php.xml
src/Symfony/Bundle/FrameworkBundle/Templating/Helper/CodeHelper.php
src/Symfony/Bundle/FrameworkBundle/composer.json
src/Symfony/Bundle/SecurityBundle/composer.json
src/Symfony/Component/Debug/ExceptionHandler.php
src/Symfony/Component/DependencyInjection/Container.php
src/Symfony/Component/DependencyInjection/Definition.php
src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php
src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php
src/Symfony/Component/DependencyInjection/Tests/Fixtures/xml/legacy-services6.xml
src/Symfony/Component/DependencyInjection/Tests/Fixtures/xml/services6.xml
src/Symfony/Component/DependencyInjection/Tests/Fixtures/yaml/legacy-services6.yml
src/Symfony/Component/DependencyInjection/Tests/Fixtures/yaml/services6.yml
src/Symfony/Component/DependencyInjection/Tests/Loader/XmlFileLoaderTest.php
src/Symfony/Component/DependencyInjection/Tests/Loader/YamlFileLoaderTest.php
src/Symfony/Component/Form/CHANGELOG.md
src/Symfony/Component/HttpKernel/DependencyInjection/ContainerAwareHttpKernel.php
src/Symfony/Component/HttpKernel/Tests/DependencyInjection/ContainerAwareHttpKernelTest.php
src/Symfony/Component/Routing/Loader/XmlFileLoader.php
src/Symfony/Component/Routing/Loader/YamlFileLoader.php