fixed various inconsistencies
Merge branch '2.3' into 2.4

* 2.3:
  fixed various inconsistencies
  reduced recursion when building DumperPrefixCollection
  renamed variables - making next change more readable
  removing dead code.
  [DomCrawler] Fixed filterXPath() chaining
  [DomCrawler] Fixed incorrect handling of image inputs

Conflicts:
	src/Symfony/Component/DomCrawler/Crawler.php
	src/Symfony/Component/EventDispatcher/Tests/EventDispatcherTest.php
	src/Symfony/Component/Form/Extension/DependencyInjection/DependencyInjectionExtension.php
	src/Symfony/Component/Serializer/Tests/Normalizer/CustomNormalizerTest.php
	src/Symfony/Component/Templating/Tests/Loader/CacheLoaderTest.php
	src/Symfony/Component/Templating/Tests/Loader/LoaderTest.php
Merge branch '2.4'

* 2.4:
  fixed various inconsistencies
  reduced recursion when building DumperPrefixCollection
  renamed variables - making next change more readable
  removing dead code.
  [ExpressionLanguage] added some tests for the built-in constant() function
  [ExpressionLanguage] added some documentation about functions
  [DomCrawler] Fixed filterXPath() chaining
  [DomCrawler] Fixed incorrect handling of image inputs
changed some PHPUnit assertions to more specific ones
Merge branch '2.3' into 2.4

* 2.3:
  changed some PHPUnit assertions to more specific ones
  fixed Kernel::stripComments() normalizing new-lines
  added a BC comment
  Update FileLoader to fix issue #10339
Merge branch '2.4'

* 2.4:
  [Form][2.3] Fixes empty file-inputs getting treated as extra field.
  changed some PHPUnit assertions to more specific ones
  fixed Kernel::stripComments() normalizing new-lines
  added a BC comment
  Update FileLoader to fix issue #10339
  bumped Symfony version to 2.3.12
  updated VERSION for 2.3.11
  update CONTRIBUTORS for 2.3.11
  updated CHANGELOG for 2.3.11
  Throw exception when unable to normalize embedded object
  Fixed evaluation of short circuit operators
  Follow-up to #10312: Fixed minor performance related issues in Yaml\Inline.
  [2.4][HttpKernel] Fix issue #10209 When the profiler has `only_exception` option activated and a subrequest throw an exception, the parent profile cannot be found.
Fixed YamlFileLoader imports path

YamlFileLoader used the resource name as the current directory during import, which can cause a failed import when using a relative path. Using the $path variable output from the locator is consistent with other loaders and fixes the bug.
added missing unit test
Merge branch '2.3' into 2.4

* 2.3:
  added missing unit test
  fixed too greedy replacements
  fixed protocol-relative URLs
  added override power to server parameters provided on request method
  made parsing controllers more robust
  Fixed YamlFileLoader imports path

Conflicts:
	src/Symfony/Component/HttpKernel/Tests/Controller/ControllerResolverTest.php
Merge branch '2.4'

* 2.4:
  added missing unit test
  fixed too greedy replacements
  fixed protocol-relative URLs
  added override power to server parameters provided on request method
  made parsing controllers more robust
  Fixed YamlFileLoader imports path
Avoid levenshtein comparison when using ContainerBuilder.
fixed CS
[DependencyInjection] added a simple way to replace a service by keeping a reference to the old one
[DependencyInjection] Update dumpers and loaders, add unit tests
[DependencyInjection] Use DOM instead of SimpleXML for namespace support
[DependencyInjection] Deprecate SimpleXMLElement
Fix travis build
Merge branch '2.3' into 2.4

* 2.3:
  Revert PHPUnit version, revert APC configuration
  removed APC on the CLI for Travis as it does not work well with PHPUnit and Composer anyway
  [Security] Replace exception mocks with actual exception instances.
  Remove an unused argument.
  Use `Filesystem::chmod` instead of `chmod` when dumping file
  [Form] Added test for disabling buttons
  [Form] Added check for parent disabled status in Button form elements
  Fixes URL validator to accept single part urls
  tweaked Travis configuration to get more tests running
  fixed float comparison in unit tests for HHVM
  upgraded PHPUnit to version 4 for better HHVM support
  [Process] fixed HHVM usage on the CLI
  Fix class names in ApcUniversalClassLoader tests.
  fixed the profiler when an uncalled listener throws an exception when instantiated
  fixed CS
  Added test case for 4c6a2d15095c13b2a35751b2b2712b183be489c4
  Fixed bug in ChoiceType triggering a warning when not using utf-8
  fixed CS
  Avoid levenshtein comparison when using ContainerBuilder.

Conflicts:
	src/Symfony/Component/Form/Extension/Core/Type/ChoiceType.php
	src/Symfony/Component/HttpKernel/Debug/TraceableEventDispatcher.php
Merge branch '2.4'

* 2.4:
  Revert PHPUnit version, revert APC configuration
  removed APC on the CLI for Travis as it does not work well with PHPUnit and Composer anyway
  [Security] Replace exception mocks with actual exception instances.
  Remove an unused argument.
  Use `Filesystem::chmod` instead of `chmod` when dumping file
  [Form] Added test for disabling buttons
  [Form] Added check for parent disabled status in Button form elements
  Fixes URL validator to accept single part urls
  tweaked Travis configuration to get more tests running
  fixed float comparison in unit tests for HHVM
  upgraded PHPUnit to version 4 for better HHVM support
  [Process] fixed HHVM usage on the CLI
  Fix class names in ApcUniversalClassLoader tests.
  fixed the profiler when an uncalled listener throws an exception when instantiated
  fixed CS
  Added test case for 4c6a2d15095c13b2a35751b2b2712b183be489c4
  Fixed bug in ChoiceType triggering a warning when not using utf-8
  fixed CS
  Avoid levenshtein comparison when using ContainerBuilder.
[DependencyInjection] Fix #10626, use better check on attribute existence and values on XML load