updated CHANGELOG for 2.0.19
update CONTRIBUTORS for 2.0.19
updated VERSION for 2.0.19
updated CHANGELOG for 2.1.4
updated VERSION for 2.1.4
[HttpFoundation] added a small comment about the meaning of Request::hasSession() as this is a recurrent question (refs #4541)
removed unused attribute from routing.xsd
removed wrong routing xsd statement `mixed="true"`

mixed="true" means that the element could contain both text and other elements, e.g.
`<requirement key="_locale">text <subelement /></requirement>`
But this wrong and such a definition would not even validate against the scheme as the xsd does not define which elements would be expected inside.
bumped Symfony version to 2.0.19-DEV
bumped Symfony version to 2.1.5-DEV
merged branch Tobion/patch-1 (PR #6164)

This PR was merged into the 2.0 branch.

Commits
-------

d5623b4 removed unused attribute from routing.xsd

Discussion
----------

removed unused attribute from routing.xsd
merged branch Tobion/patch-2 (PR #6166)

This PR was merged into the 2.0 branch.

Commits
-------

57edf56 removed wrong routing xsd statement `mixed="true"`

Discussion
----------

removed wrong routing xsd statement `mixed="true"`

mixed="true" means that the element could contain both text and other elements, e.g.
`<requirement key="_locale">text <subelement /></requirement>`
But this wrong and such a definition would not even validate against the scheme as the xsd does not define which elements would be expected inside.
needs to use simpleContent in xsd to allow empty elements
merged branch Tobion/patch-4 (PR #6175)

This PR was merged into the 2.0 branch.

Commits
-------

eec7885 needs to use simpleContent in xsd to allow empty elements

Discussion
----------

needs to use simpleContent in xsd to allow empty elements
[TwigBundle] Moved the registration of the app global to the environment

This makes the app global variable available also when accessing the Twig
environment directly instead of using the TwigEngine.

Conflicts:
	src/Symfony/Bridge/Twig/CHANGELOG.md
	src/Symfony/Bundle/TwigBundle/Resources/config/twig.xml
	src/Symfony/Bundle/TwigBundle/TwigEngine.php
Merge branch '2.0' into 2.1

* 2.0:
  [TwigBundle] Moved the registration of the app global to the environment
  needs to use simpleContent in xsd to allow empty elements
  bumped Symfony version to 2.0.19-DEV
  removed wrong routing xsd statement `mixed="true"`
  removed unused attribute from routing.xsd
  updated VERSION for 2.0.19
  update CONTRIBUTORS for 2.0.19
  updated CHANGELOG for 2.0.19

Conflicts:
	CONTRIBUTORS.md
	src/Symfony/Bundle/TwigBundle/Resources/config/twig.xml
	src/Symfony/Bundle/TwigBundle/TwigEngine.php
	src/Symfony/Component/HttpKernel/Kernel.php
Merge branch '2.1'

* 2.1:
  [TwigBundle] Moved the registration of the app global to the environment
  needs to use simpleContent in xsd to allow empty elements
  bumped Symfony version to 2.1.5-DEV
  bumped Symfony version to 2.0.19-DEV
  removed wrong routing xsd statement `mixed="true"`
  removed unused attribute from routing.xsd
  [HttpFoundation] added a small comment about the meaning of Request::hasSession() as this is a recurrent question (refs #4541)
  updated VERSION for 2.1.4
  updated CHANGELOG for 2.1.4
  updated VERSION for 2.0.19
  update CONTRIBUTORS for 2.0.19
  updated CHANGELOG for 2.0.19

Conflicts:
	src/Symfony/Component/HttpKernel/Kernel.php
	src/Symfony/Component/Routing/Loader/schema/routing/routing-1.0.xsd