diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 1697844de..5e9c278a5 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,9 +1,9 @@
 # How to contribute
 
 CakePHP loves to welcome your contributions. There are several ways to help out:
-* Create a ticket in Lighthouse, if you have found a bug
-* Write testcases for open bug tickets
-* Write patches for open bug/feature tickets, preferably with testcases included
+* Create an [issue](https://github.com/cakephp/cakephp/issues) on GitHub, if you have found a bug
+* Write testcases for open bug issues
+* Write patches for open bug/feature issues, preferably with testcases included
 * Contribute to the [documentation](https://github.com/cakephp/docs)
 
 There are a few guidelines that we need contributors to follow so that we have a
@@ -11,8 +11,8 @@ chance of keeping on top of things.
 
 ## Getting Started
 
-* Make sure you have a [GitHub account](https://github.com/signup/free)
-* Submit a ticket for your issue, assuming one does not already exist.
+* Make sure you have a [GitHub account](https://github.com/signup/free).
+* Submit an [issue](https://github.com/cakephp/cakephp/issues), assuming one does not already exist.
   * Clearly describe the issue including steps to reproduce when it is a bug.
   * Make sure you fill in the earliest version that you know has the issue.
 * Fork the repository on GitHub.
@@ -20,16 +20,16 @@ chance of keeping on top of things.
 ## Making Changes
 
 * Create a topic branch from where you want to base your work.
-  * This is usually the master branch
+  * This is usually the master branch.
   * Only target release branches if you are certain your fix must be on that
-    branch
+    branch.
   * To quickly create a topic branch based on master; `git branch
     master/my_contribution master` then checkout the new branch with `git
     checkout master/my_contribution`. Better avoid working directly on the
     `master` branch, to avoid conflicts if you pull in updates from origin.
 * Make commits of logical units.
 * Check for unnecessary whitespace with `git diff --check` before committing.
-* Use descriptive commit messages and reference the #ticket number
+* Use descriptive commit messages and reference the #issue number.
 * Core testcases should continue to pass. You can run tests locally or enable
   [travis-ci](https://travis-ci.org/) for your fork, so all tests and codesniffs
   will be executed.
@@ -55,7 +55,7 @@ CakePHP tests requires [PHPUnit](http://www.phpunit.de/manual/current/en/install
 
     ./lib/Cake/Console/cake test core AllTests --stderr
 
-To run the sniffs for CakePHP coding standards
+To run the sniffs for CakePHP coding standards:
 
     phpcs -p --extensions=php --standard=CakePHP ./lib/Cake
 
@@ -67,7 +67,7 @@ for the sniff and phpcs.
 # Additional Resources
 
 * [CakePHP coding standards](http://book.cakephp.org/2.0/en/contributing/cakephp-coding-conventions.html)
-* [Bug tracker](https://cakephp.lighthouseapp.com/projects/42648-cakephp)
+* [Existing issues](https://github.com/cakephp/cakephp/issues)
 * [General GitHub documentation](https://help.github.com/)
 * [GitHub pull request documentation](https://help.github.com/send-pull-requests/)
 * #cakephp IRC channel on freenode.org
diff --git a/README.md b/README.md
index 54520d713..42d1193b0 100644
--- a/README.md
+++ b/README.md
@@ -11,28 +11,30 @@ Some Handy Links
 
 [CakePHP](http://www.cakephp.org) - The rapid development PHP framework
 
-[Cookbook](http://book.cakephp.org) - THE CakePHP user documentation; start learning here!
+[CookBook](http://book.cakephp.org) - THE CakePHP user documentation; start learning here!
+
+[API](http://api.cakephp.org) - A reference to CakePHP's classes
 
 [Plugins](http://plugins.cakephp.org/) - A repository of extensions to the framework
 
 [The Bakery](http://bakery.cakephp.org) - Tips, tutorials and articles
 
-[API](http://api.cakephp.org) - A reference to CakePHP's classes
+[Community Center](http://community.cakephp.org) - A source for everything community related
 
-[CakePHP TV](http://tv.cakephp.org) - Screen casts from events and video tutorials
+[Training](http://training.cakephp.org) - Join a live session and get skilled with the framework
 
-[The Cake Software Foundation](http://cakefoundation.org/) - promoting development related to CakePHP
+[CakeFest](http://cakefest.org) - Don't miss our annual CakePHP conference
+
+[Cake Software Foundation](http://cakefoundation.org) - Promoting development related to CakePHP
 
 Get Support!
 ------------
 
-[Our Google Group](https://groups.google.com/group/cake-php) - community mailing list and forum
+[#cakephp](http://webchat.freenode.net/?channels=#cakephp) on irc.freenode.net - Come chat with us, we have cake
 
-[#cakephp](http://webchat.freenode.net/?channels=#cakephp) on irc.freenode.net - Come chat with us, we have cake.
+[Google Group](https://groups.google.com/group/cake-php) - Community mailing list and forum
 
-[Q & A](http://ask.cakephp.org/) - Ask questions here, all questions welcome
-
-[Lighthouse](https://cakephp.lighthouseapp.com/) - Got issues? Please tell us!
+[GitHub Issues](https://github.com/cakephp/cakephp/issues) - Got issues? Please tell us!
 
 [![Bake Status](https://secure.travis-ci.org/cakephp/cakephp.png?branch=master)](http://travis-ci.org/cakephp/cakephp)
 
diff --git a/lib/Cake/Cache/Engine/RedisEngine.php b/lib/Cake/Cache/Engine/RedisEngine.php
index c481f8c6f..4d92cd8e8 100644
--- a/lib/Cake/Cache/Engine/RedisEngine.php
+++ b/lib/Cake/Cache/Engine/RedisEngine.php
@@ -213,8 +213,6 @@ class RedisEngine extends CacheEngine {
 
 /**
  * Disconnects from the redis server
- *
- * @return void
  */
 	public function __destruct() {
 		if (!$this->settings['persistent']) {
diff --git a/lib/Cake/Configure/IniReader.php b/lib/Cake/Configure/IniReader.php
index 66e009404..c854bf3d5 100644
--- a/lib/Cake/Configure/IniReader.php
+++ b/lib/Cake/Configure/IniReader.php
@@ -96,7 +96,6 @@ class IniReader implements ConfigReaderInterface {
  * @return array Parsed configuration values.
  * @throws ConfigureException when files don't exist.
  *  Or when files contain '..' as this could lead to abusive reads.
- * @throws ConfigureException
  */
 	public function read($key) {
 		if (strpos($key, '..') !== false) {
diff --git a/lib/Cake/Controller/Component/SecurityComponent.php b/lib/Cake/Controller/Component/SecurityComponent.php
index 343eba22a..3361ca1c3 100644
--- a/lib/Cake/Controller/Component/SecurityComponent.php
+++ b/lib/Cake/Controller/Component/SecurityComponent.php
@@ -350,7 +350,7 @@ class SecurityComponent extends Component {
 		if (isset($actions[0]) && is_array($actions[0])) {
 			$actions = $actions[0];
 		}
-		$this->{'require' . $method} = (empty($actions)) ? array('*'): $actions;
+		$this->{'require' . $method} = (empty($actions)) ? array('*') : $actions;
 	}
 
 /**
diff --git a/lib/Cake/Error/ExceptionRenderer.php b/lib/Cake/Error/ExceptionRenderer.php
index 76f0ddff5..485e32a9c 100644
--- a/lib/Cake/Error/ExceptionRenderer.php
+++ b/lib/Cake/Error/ExceptionRenderer.php
@@ -89,7 +89,6 @@ class ExceptionRenderer {
  * code error depending on the code used to construct the error.
  *
  * @param Exception $exception Exception
- * @return mixed Return void or value returned by controller's `appError()` function
  */
 	public function __construct(Exception $exception) {
 		$this->controller = $this->_getController($exception);
diff --git a/lib/Cake/I18n/I18n.php b/lib/Cake/I18n/I18n.php
index 9eb739534..2f27023d0 100644
--- a/lib/Cake/I18n/I18n.php
+++ b/lib/Cake/I18n/I18n.php
@@ -98,8 +98,6 @@ class I18n {
 
 /**
  * Constructor, use I18n::getInstance() to get the i18n translation object.
- *
- * @return void
  */
 	public function __construct() {
 		$this->l10n = new L10n();
diff --git a/lib/Cake/Log/Engine/BaseLog.php b/lib/Cake/Log/Engine/BaseLog.php
index 3e071935b..a7b3953bb 100644
--- a/lib/Cake/Log/Engine/BaseLog.php
+++ b/lib/Cake/Log/Engine/BaseLog.php
@@ -38,7 +38,6 @@ abstract class BaseLog implements CakeLogInterface {
  * __construct method
  *
  * @param array $config Configuration array
- * @return void
  */
 	public function __construct($config = array()) {
 		$this->config($config);
diff --git a/lib/Cake/Log/Engine/SyslogLog.php b/lib/Cake/Log/Engine/SyslogLog.php
index 4c6147903..a34f03d7c 100644
--- a/lib/Cake/Log/Engine/SyslogLog.php
+++ b/lib/Cake/Log/Engine/SyslogLog.php
@@ -154,9 +154,7 @@ class SyslogLog extends BaseLog {
 
 /**
  * Closes the logger connection
- *
- * @return void
- **/
+ */
 	public function __destruct() {
 		closelog();
 	}
diff --git a/lib/Cake/Test/Case/Controller/Component/Acl/DbAclTest.php b/lib/Cake/Test/Case/Controller/Component/Acl/DbAclTest.php
index c29550b01..1eab437f2 100644
--- a/lib/Cake/Test/Case/Controller/Component/Acl/DbAclTest.php
+++ b/lib/Cake/Test/Case/Controller/Component/Acl/DbAclTest.php
@@ -158,7 +158,6 @@ class DbAclTwoTest extends DbAcl {
 /**
  * construct method
  *
- * @return void
  */
 	public function __construct() {
 		$this->Aro = new AroTwoTest();
diff --git a/lib/Cake/Test/Case/Controller/Component/AuthComponentTest.php b/lib/Cake/Test/Case/Controller/Component/AuthComponentTest.php
index ed102d2c5..2891236b8 100644
--- a/lib/Cake/Test/Case/Controller/Component/AuthComponentTest.php
+++ b/lib/Cake/Test/Case/Controller/Component/AuthComponentTest.php
@@ -99,7 +99,6 @@ class AuthTestController extends Controller {
 /**
  * construct method
  *
- * @return void
  */
 	public function __construct($request, $response) {
 		$request->addParams(Router::parse('/auth_test'));
diff --git a/lib/Cake/Test/Case/Model/AclNodeTest.php b/lib/Cake/Test/Case/Model/AclNodeTest.php
index d8986ea81..bd71c701f 100644
--- a/lib/Cake/Test/Case/Model/AclNodeTest.php
+++ b/lib/Cake/Test/Case/Model/AclNodeTest.php
@@ -185,7 +185,6 @@ class TestDbAcl extends DbAcl {
 /**
  * construct method
  *
- * @return void
  */
 	public function __construct() {
 		$this->Aro = new DbAroTest();
diff --git a/lib/Cake/Test/Case/Utility/DebuggerTest.php b/lib/Cake/Test/Case/Utility/DebuggerTest.php
index 845cb30b5..04451915b 100644
--- a/lib/Cake/Test/Case/Utility/DebuggerTest.php
+++ b/lib/Cake/Test/Case/Utility/DebuggerTest.php
@@ -451,6 +451,7 @@ TEXT;
 		if (file_exists(LOGS . 'debug.log')) {
 			unlink(LOGS . 'debug.log');
 		}
+		CakeLog::config('file', array('engine' => 'File', 'path' => TMP . 'logs' . DS));
 
 		Debugger::log('cool');
 		$result = file_get_contents(LOGS . 'debug.log');
diff --git a/lib/Cake/Test/Case/Utility/ValidationTest.php b/lib/Cake/Test/Case/Utility/ValidationTest.php
index e1147645d..87fcfe8a4 100644
--- a/lib/Cake/Test/Case/Utility/ValidationTest.php
+++ b/lib/Cake/Test/Case/Utility/ValidationTest.php
@@ -1708,6 +1708,11 @@ class ValidationTest extends CakeTestCase {
 		$this->assertTrue(Validation::email('!def!xyz%abc@example.com'));
 		$this->assertTrue(Validation::email('_somename@example.com'));
 
+		/// Unicode
+		$this->assertTrue(Validation::email('some@eräume.foo'));
+		$this->assertTrue(Validation::email('äu@öe.eräume.foo'));
+		$this->assertTrue(Validation::email('Nyrée.surname@example.com'));
+
 		// invalid addresses
 		$this->assertFalse(Validation::email('abc@example'));
 		$this->assertFalse(Validation::email('abc@example.c'));
@@ -1725,7 +1730,6 @@ class ValidationTest extends CakeTestCase {
 		$this->assertFalse(Validation::email("abc@sub'example.com"));
 		$this->assertFalse(Validation::email('abc@sub/example.com'));
 		$this->assertFalse(Validation::email('abc@yahoo!.com'));
-		$this->assertFalse(Validation::email("Nyrée.surname@example.com"));
 		$this->assertFalse(Validation::email('abc@example_underscored.com'));
 		$this->assertFalse(Validation::email('raw@test.ra.ru....com'));
 	}
@@ -1904,6 +1908,8 @@ class ValidationTest extends CakeTestCase {
 		$this->assertTrue(Validation::url('http://www.zwischenraume.cz'));
 		$this->assertTrue(Validation::url('http://www.last.fm/music/浜崎あゆみ'), 'utf8 path failed');
 		$this->assertTrue(Validation::url('http://www.electrohome.ro/images/239537750-284232-215_300[1].jpg'));
+		$this->assertTrue(Validation::url('http://www.eräume.foo'));
+		$this->assertTrue(Validation::url('http://äüö.eräume.foo'));
 
 		$this->assertTrue(Validation::url('http://cakephp.org:80'));
 		$this->assertTrue(Validation::url('http://cakephp.org:443'));
diff --git a/lib/Cake/Test/Case/Utility/XmlTest.php b/lib/Cake/Test/Case/Utility/XmlTest.php
index acfe4d71d..dc2162aff 100644
--- a/lib/Cake/Test/Case/Utility/XmlTest.php
+++ b/lib/Cake/Test/Case/Utility/XmlTest.php
@@ -454,7 +454,7 @@ XML;
 
 XML;
 		$xmlResponse = Xml::fromArray($xml, array('pretty' => false));
-		$this->assertEquals($expected, $xmlResponse->asXML());
+		$this->assertTextEquals($expected, $xmlResponse->asXML());
 
 		$expected = <<<XML
 <?xml version="1.0" encoding="UTF-8"?>
@@ -471,7 +471,7 @@ XML;
 
 XML;
 		$xmlResponse = Xml::fromArray($xml, array('pretty' => true));
-		$this->assertEquals($expected, $xmlResponse->asXML());
+		$this->assertTextEquals($expected, $xmlResponse->asXML());
 
 				$xml = array(
 			'tags' => array(
@@ -494,7 +494,7 @@ XML;
 
 XML;
 		$xmlResponse = Xml::fromArray($xml, array('pretty' => false, 'format' => 'attributes'));
-		$this->assertEquals($expected, $xmlResponse->asXML());
+		$this->assertTextEquals($expected, $xmlResponse->asXML());
 
 		$expected = <<<XML
 <?xml version="1.0" encoding="UTF-8"?>
@@ -505,7 +505,7 @@ XML;
 
 XML;
 		$xmlResponse = Xml::fromArray($xml, array('pretty' => true, 'format' => 'attributes'));
-		$this->assertEquals($expected, $xmlResponse->asXML());
+		$this->assertTextEquals($expected, $xmlResponse->asXML());
 	}
 
 /**
diff --git a/lib/Cake/TestSuite/CakeTestRunner.php b/lib/Cake/TestSuite/CakeTestRunner.php
index fe64e30fe..9b98ffdde 100644
--- a/lib/Cake/TestSuite/CakeTestRunner.php
+++ b/lib/Cake/TestSuite/CakeTestRunner.php
@@ -33,7 +33,6 @@ class CakeTestRunner extends PHPUnit_TextUI_TestRunner {
  *
  * @param mixed $loader
  * @param array $params list of options to be used for this run
- * @return void
  */
 	public function __construct($loader, $params) {
 		parent::__construct($loader);
diff --git a/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php b/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
index 4c10d1859..e7a5dabd8 100644
--- a/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
+++ b/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
@@ -79,7 +79,6 @@ class CakeTestSuiteDispatcher {
 /**
  * constructor
  *
- * @return void
  */
 	public function __construct() {
 		$this->_baseUrl = $_SERVER['PHP_SELF'];
diff --git a/lib/Cake/TestSuite/Coverage/BaseCoverageReport.php b/lib/Cake/TestSuite/Coverage/BaseCoverageReport.php
index dd63831c6..0c9ecb2f3 100644
--- a/lib/Cake/TestSuite/Coverage/BaseCoverageReport.php
+++ b/lib/Cake/TestSuite/Coverage/BaseCoverageReport.php
@@ -61,7 +61,6 @@ abstract class BaseCoverageReport {
  *
  * @param array $coverage Array of coverage data from PHPUnit_Test_Result
  * @param CakeBaseReporter $reporter A reporter to use for the coverage report.
- * @return void
  */
 	public function __construct($coverage, CakeBaseReporter $reporter) {
 		$this->_rawCoverage = $coverage;
diff --git a/lib/Cake/Utility/Validation.php b/lib/Cake/Utility/Validation.php
index 745e2a482..2323511a6 100644
--- a/lib/Cake/Utility/Validation.php
+++ b/lib/Cake/Utility/Validation.php
@@ -39,7 +39,7 @@ class Validation {
  * @var array
  */
 	protected static $_pattern = array(
-		'hostname' => '(?:[_a-z0-9][-_a-z0-9]*\.)*(?:[a-z0-9][-a-z0-9]{0,62})\.(?:(?:[a-z]{2}\.)?[a-z]{2,})'
+		'hostname' => '(?:[_\p{L}0-9][-_\p{L}0-9]*\.)*(?:[\p{L}0-9][-\p{L}0-9]{0,62})\.(?:(?:[a-z]{2}\.)?[a-z]{2,})'
 	);
 
 /**
@@ -431,7 +431,7 @@ class Validation {
 		}
 
 		if ($regex === null) {
-			$regex = '/^[a-z0-9!#$%&\'*+\/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&\'*+\/=?^_`{|}~-]+)*@' . self::$_pattern['hostname'] . '$/i';
+			$regex = '/^[\p{L}0-9!#$%&\'*+\/=?^_`{|}~-]+(?:\.[\p{L}0-9!#$%&\'*+\/=?^_`{|}~-]+)*@' . self::$_pattern['hostname'] . '$/ui';
 		}
 		$return = self::_check($check, $regex);
 		if ($deep === false || $deep === null) {
@@ -764,7 +764,7 @@ class Validation {
  */
 	public static function url($check, $strict = false) {
 		self::_populateIp();
-		$validChars = '([' . preg_quote('!"$&\'()*+,-.@_:;=~[]') . '\/0-9a-z\p{L}\p{N}]|(%[0-9a-f]{2}))';
+		$validChars = '([' . preg_quote('!"$&\'()*+,-.@_:;=~[]') . '\/0-9\p{L}\p{N}]|(%[0-9a-f]{2}))';
 		$regex = '/^(?:(?:https?|ftps?|sftp|file|news|gopher):\/\/)' . (!empty($strict) ? '' : '?') .
 			'(?:' . self::$_pattern['IPv4'] . '|\[' . self::$_pattern['IPv6'] . '\]|' . self::$_pattern['hostname'] . ')(?::[1-9][0-9]{0,4})?' .
 			'(?:\/?|\/' . $validChars . '*)?' .