diff --git a/.travis.yml b/.travis.yml
index bcee2e21c..c62fd7bde 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -38,7 +38,7 @@ before_script:
   - sh -c "if [ '$DB' = 'pgsql' ]; then psql -c 'CREATE SCHEMA test3;' -U postgres -d cakephp_test; fi"
   - chmod -R 777 ./app/tmp
   - sudo apt-get install lighttpd
-  - sh -c "if [ '$PHPCS' = '1' ]; then composer global require 'cakephp/cakephp-codesniffer:*'; fi"
+  - sh -c "if [ '$PHPCS' = '1' ]; then composer global require 'cakephp/cakephp-codesniffer:1.*'; fi"
   - sh -c "if [ '$PHPCS' = '1' ]; then ~/.composer/vendor/bin/phpcs --config-set installed_paths ~/.composer/vendor/cakephp/cakephp-codesniffer; fi"
   - echo "extension = memcached.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
   - phpenv rehash
diff --git a/lib/Cake/Console/Command/Task/ExtractTask.php b/lib/Cake/Console/Command/Task/ExtractTask.php
index bbf5a4fb7..7a6ff14d1 100644
--- a/lib/Cake/Console/Command/Task/ExtractTask.php
+++ b/lib/Cake/Console/Command/Task/ExtractTask.php
@@ -70,7 +70,7 @@ class ExtractTask extends AppShell {
 	protected $_tokens = array();
 
 /**
- * Extracted strings indexed by category and domain.
+ * Extracted strings indexed by category, domain, msgid and context.
  *
  * @var array
  */
@@ -249,26 +249,26 @@ class ExtractTask extends AppShell {
  * @return void
  */
 	protected function _addTranslation($category, $domain, $msgid, $details = array()) {
-		if (empty($this->_translations[$category][$domain][$msgid])) {
-			$this->_translations[$category][$domain][$msgid] = array(
+		$context = '';
+		if (isset($details['msgctxt'])) {
+			$context = $details['msgctxt'];
+		}
+
+		if (empty($this->_translations[$category][$domain][$msgid][$context])) {
+			$this->_translations[$category][$domain][$msgid][$context] = array(
 				'msgid_plural' => false,
-				'msgctxt' => ''
 			);
 		}
 
 		if (isset($details['msgid_plural'])) {
-			$this->_translations[$category][$domain][$msgid]['msgid_plural'] = $details['msgid_plural'];
+			$this->_translations[$category][$domain][$msgid][$context]['msgid_plural'] = $details['msgid_plural'];
 		}
-		if (isset($details['msgctxt'])) {
-			$this->_translations[$category][$domain][$msgid]['msgctxt'] = $details['msgctxt'];
-		}
-
 		if (isset($details['file'])) {
 			$line = 0;
 			if (isset($details['line'])) {
 				$line = $details['line'];
 			}
-			$this->_translations[$category][$domain][$msgid]['references'][$details['file']][] = $line;
+			$this->_translations[$category][$domain][$msgid][$context]['references'][$details['file']][] = $line;
 		}
 	}
 
@@ -565,35 +565,36 @@ class ExtractTask extends AppShell {
 		$paths[] = realpath(APP) . DS;
 		foreach ($this->_translations as $category => $domains) {
 			foreach ($domains as $domain => $translations) {
-				foreach ($translations as $msgid => $details) {
-					$plural = $details['msgid_plural'];
-					$context = $details['msgctxt'];
-					$files = $details['references'];
-					$occurrences = array();
-					foreach ($files as $file => $lines) {
-						$lines = array_unique($lines);
-						$occurrences[] = $file . ':' . implode(';', $lines);
-					}
-					$occurrences = implode("\n#: ", $occurrences);
-					$header = '#: ' . str_replace(DS, '/', str_replace($paths, '', $occurrences)) . "\n";
+				foreach ($translations as $msgid => $contexts) {
+					foreach ($contexts as $context => $details) {
+						$plural = $details['msgid_plural'];
+						$files = $details['references'];
+						$occurrences = array();
+						foreach ($files as $file => $lines) {
+							$lines = array_unique($lines);
+							$occurrences[] = $file . ':' . implode(';', $lines);
+						}
+						$occurrences = implode("\n#: ", $occurrences);
+						$header = '#: ' . str_replace(DS, '/', str_replace($paths, '', $occurrences)) . "\n";
 
-					$sentence = '';
-					if ($context) {
-						$sentence .= "msgctxt \"{$context}\"\n";
-					}
-					if ($plural === false) {
-						$sentence .= "msgid \"{$msgid}\"\n";
-						$sentence .= "msgstr \"\"\n\n";
-					} else {
-						$sentence .= "msgid \"{$msgid}\"\n";
-						$sentence .= "msgid_plural \"{$plural}\"\n";
-						$sentence .= "msgstr[0] \"\"\n";
-						$sentence .= "msgstr[1] \"\"\n\n";
-					}
+						$sentence = '';
+						if ($context) {
+							$sentence .= "msgctxt \"{$context}\"\n";
+						}
+						if ($plural === false) {
+							$sentence .= "msgid \"{$msgid}\"\n";
+							$sentence .= "msgstr \"\"\n\n";
+						} else {
+							$sentence .= "msgid \"{$msgid}\"\n";
+							$sentence .= "msgid_plural \"{$plural}\"\n";
+							$sentence .= "msgstr[0] \"\"\n";
+							$sentence .= "msgstr[1] \"\"\n\n";
+						}
 
-					$this->_store($category, $domain, $header, $sentence);
-					if (($category !== 'LC_MESSAGES' || $domain !== 'default') && $this->_merge) {
-						$this->_store('LC_MESSAGES', 'default', $header, $sentence);
+						$this->_store($category, $domain, $header, $sentence);
+						if (($category !== 'LC_MESSAGES' || $domain !== 'default') && $this->_merge) {
+							$this->_store('LC_MESSAGES', 'default', $header, $sentence);
+						}
 					}
 				}
 			}
diff --git a/lib/Cake/Model/Datasource/CakeSession.php b/lib/Cake/Model/Datasource/CakeSession.php
index 536b10730..3451642a3 100644
--- a/lib/Cake/Model/Datasource/CakeSession.php
+++ b/lib/Cake/Model/Datasource/CakeSession.php
@@ -512,7 +512,12 @@ class CakeSession {
 
 		if (!empty($sessionConfig['handler'])) {
 			$sessionConfig['ini']['session.save_handler'] = 'user';
+		} elseif (!empty($sessionConfig['session.save_path']) && Configure::read('debug')) {
+			if (!is_dir($sessionConfig['session.save_path'])) {
+				mkdir($sessionConfig['session.save_path'], 0775, true);
+			}
 		}
+
 		if (!isset($sessionConfig['ini']['session.gc_maxlifetime'])) {
 			$sessionConfig['ini']['session.gc_maxlifetime'] = $sessionConfig['timeout'] * 60;
 		}
diff --git a/lib/Cake/Model/Datasource/Database/Sqlserver.php b/lib/Cake/Model/Datasource/Database/Sqlserver.php
index 393184460..eb7dad8c0 100644
--- a/lib/Cake/Model/Datasource/Database/Sqlserver.php
+++ b/lib/Cake/Model/Datasource/Database/Sqlserver.php
@@ -474,6 +474,9 @@ class Sqlserver extends DboSource {
 			if (in_array($length->Type, array('nchar', 'nvarchar'))) {
 				return floor($length->Length / 2);
 			}
+			if ($length->Type === 'text') {
+				return null;
+			}
 			return $length->Length;
 		}
 		return parent::length($length);
diff --git a/lib/Cake/Routing/Filter/AssetDispatcher.php b/lib/Cake/Routing/Filter/AssetDispatcher.php
index 8778d25fd..3a4908bcf 100644
--- a/lib/Cake/Routing/Filter/AssetDispatcher.php
+++ b/lib/Cake/Routing/Filter/AssetDispatcher.php
@@ -149,12 +149,11 @@ class AssetDispatcher extends DispatcherFilter {
 			}
 			$response->type($contentType);
 		}
-		if (!$compressionEnabled) {
-			$response->header('Content-Length', filesize($assetFile));
-		}
+		$response->length(false);
 		$response->cache(filemtime($assetFile));
 		$response->send();
 		ob_clean();
+
 		if ($ext === 'css' || $ext === 'js') {
 			include $assetFile;
 		} else {
diff --git a/lib/Cake/Test/Case/Console/Command/Task/ExtractTaskTest.php b/lib/Cake/Test/Case/Console/Command/Task/ExtractTaskTest.php
index 7013771fb..238803acf 100644
--- a/lib/Cake/Test/Case/Console/Command/Task/ExtractTaskTest.php
+++ b/lib/Cake/Test/Case/Console/Command/Task/ExtractTaskTest.php
@@ -162,9 +162,20 @@ class ExtractTaskTest extends CakeTestCase {
 		$this->assertContains('msgid "double \\"quoted\\""', $result, 'Strings with quotes not handled correctly');
 		$this->assertContains("msgid \"single 'quoted'\"", $result, 'Strings with quotes not handled correctly');
 
-		$pattern = '/\#: (\\\\|\/)extract\.ctp:33\n';
-		$pattern .= 'msgctxt "mail"/';
-		$this->assertRegExp($pattern, $result);
+		$pattern = '/\#: (\\\\|\/)extract\.ctp:34\nmsgid "letter"/';
+		$this->assertRegExp($pattern, $result, 'Strings with context should not overwrite strings without context');
+
+		$pattern = '/\#: (\\\\|\/)extract\.ctp:35;37\nmsgctxt "A"\nmsgid "letter"/';
+		$this->assertRegExp($pattern, $result, 'Should contain string with context "A"');
+
+		$pattern = '/\#: (\\\\|\/)extract\.ctp:36\nmsgctxt "B"\nmsgid "letter"/';
+		$this->assertRegExp($pattern, $result, 'Should contain string with context "B"');
+
+		$pattern = '/\#: (\\\\|\/)extract\.ctp:38\nmsgid "%d letter"\nmsgid_plural "%d letters"/';
+		$this->assertRegExp($pattern, $result, 'Plural strings with context should not overwrite strings without context');
+
+		$pattern = '/\#: (\\\\|\/)extract\.ctp:39\nmsgctxt "A"\nmsgid "%d letter"\nmsgid_plural "%d letters"/';
+		$this->assertRegExp($pattern, $result, 'Should contain plural string with context "A"');
 
 		// extract.ctp - reading the domain.pot
 		$result = file_get_contents($this->path . DS . 'domain.pot');
diff --git a/lib/Cake/Test/Case/Model/Datasource/Database/SqlserverTest.php b/lib/Cake/Test/Case/Model/Datasource/Database/SqlserverTest.php
index 14a52fb2e..eb63c259b 100644
--- a/lib/Cake/Test/Case/Model/Datasource/Database/SqlserverTest.php
+++ b/lib/Cake/Test/Case/Model/Datasource/Database/SqlserverTest.php
@@ -449,6 +449,15 @@ class SqlserverTest extends CakeTestCase {
 				'Null' => 'YES',
 				'Size' => '0',
 			),
+			(object)array(
+				'Default' => null,
+				'Field' => 'description',
+				'Key' => '0',
+				'Type' => 'text',
+				'Length' => 16,
+				'Null' => 'YES',
+				'Size' => '0',
+			),
 		));
 		$this->db->executeResultsStack = array($SqlserverTableDescription);
 		$dummyModel = $this->model;
@@ -485,6 +494,12 @@ class SqlserverTest extends CakeTestCase {
 				'default' => null,
 				'length' => 8,
 			),
+			'description' => array(
+				'type' => 'text',
+				'null' => true,
+				'default' => null,
+				'length' => null,
+			)
 		);
 		$this->assertEquals($expected, $result);
 		$this->assertSame($expected['parent_id'], $result['parent_id']);
diff --git a/lib/Cake/Test/Case/Routing/Filter/AssetDispatcherTest.php b/lib/Cake/Test/Case/Routing/Filter/AssetDispatcherTest.php
index 638700535..e9e5b5ddd 100644
--- a/lib/Cake/Test/Case/Routing/Filter/AssetDispatcherTest.php
+++ b/lib/Cake/Test/Case/Routing/Filter/AssetDispatcherTest.php
@@ -228,4 +228,39 @@ class AssetDispatcherTest extends CakeTestCase {
 		$this->assertFalse($event->isStopped());
 	}
 
+/**
+ * Test asset content length is unset
+ *
+ * If content length is unset, then the webserver can figure it out.
+ *
+ * @outputBuffering enabled
+ * @return void
+ */
+	public function testAssetContentLength() {
+		Router::reload();
+		Configure::write('Dispatcher.filters', array('AssetDispatcher'));
+		App::build(array(
+			'View' => array(CAKE . 'Test' . DS . 'test_app' . DS . 'View' . DS)
+		));
+
+		$url = 'theme/test_theme/css/test_asset.css';
+		$file = 'View/Themed/TestTheme/webroot/css/test_asset.css';
+
+		$request = new CakeRequest($url);
+		$response = $this->getMock('CakeResponse', array('_sendHeader', 'send'));
+		$event = new CakeEvent('Dispatcher.beforeRequest', $this, compact('request', 'response'));
+
+		$filter = new AssetDispatcher();
+		$filter->beforeDispatch($event);
+		$result = ob_get_clean();
+
+		$path = CAKE . 'Test' . DS . 'test_app' . DS . str_replace('/', DS, $file);
+		$file = file_get_contents($path);
+		$this->assertEquals($file, $result);
+
+		$expected = filesize($path);
+		$headers = $response->header();
+		$this->assertFalse($headers['Content-Length']);
+	}
+
 }
diff --git a/lib/Cake/Test/Case/TestSuite/HtmlCoverageReportTest.php b/lib/Cake/Test/Case/TestSuite/HtmlCoverageReportTest.php
index 9f8d37e11..6763d2f1f 100644
--- a/lib/Cake/Test/Case/TestSuite/HtmlCoverageReportTest.php
+++ b/lib/Cake/Test/Case/TestSuite/HtmlCoverageReportTest.php
@@ -119,7 +119,7 @@ class HtmlCoverageReportTest extends CakeTestCase {
 		);
 		$result = $this->Coverage->generateDiff('myfile.php', $file, $coverage);
 		$this->assertRegExp('/myfile\.php Code coverage\: \d+\.?\d*\%/', $result);
-		$this->assertRegExp('/<div class="code-coverage-results" id\="coverage\-myfile\.php"/', $result);
+		$this->assertRegExp('/<div class="code-coverage-results" id\="coverage\-myfile\.php-' . md5('myfile.php') . '"/', $result);
 		$this->assertRegExp('/<pre>/', $result);
 		foreach ($file as $i => $line) {
 			$this->assertTrue(strpos($line, $result) !== 0, 'Content is missing ' . $i);
@@ -167,7 +167,7 @@ class HtmlCoverageReportTest extends CakeTestCase {
 
 		$result = $this->Coverage->generateDiff('myfile.php', $file, $coverage);
 		$this->assertRegExp('/myfile\.php Code coverage\: \d+\.?\d*\%/', $result);
-		$this->assertRegExp('/<div class="code-coverage-results" id\="coverage\-myfile\.php"/', $result);
+		$this->assertRegExp('/<div class="code-coverage-results" id\="coverage\-myfile\.php-' . md5('myfile.php') . '"/', $result);
 		$this->assertRegExp('/<pre>/', $result);
 		foreach ($file as $i => $line) {
 			$this->assertTrue(strpos($line, $result) !== 0, 'Content is missing ' . $i);
diff --git a/lib/Cake/Test/Case/View/Helper/TextHelperTest.php b/lib/Cake/Test/Case/View/Helper/TextHelperTest.php
index c4e36aaa7..41ef4b296 100644
--- a/lib/Cake/Test/Case/View/Helper/TextHelperTest.php
+++ b/lib/Cake/Test/Case/View/Helper/TextHelperTest.php
@@ -146,6 +146,31 @@ class TextHelperTest extends CakeTestCase {
 		$expected = 'This is a test text with URL <a href="http://www.cakephp.org">http://www.cakephp.org</a>(and some more text)';
 		$result = $this->Text->autoLink($text);
 		$this->assertEquals($expected, $result);
+
+		$text = 'This is a test text with URL (http://www.cakephp.org/page/4) in brackets';
+		$expected = 'This is a test text with URL (<a href="http://www.cakephp.org/page/4">http://www.cakephp.org/page/4</a>) in brackets';
+		$result = $this->Text->autoLink($text);
+		$this->assertEquals($expected, $result);
+
+		$text = 'This is a test text with URL [http://www.cakephp.org/page/4] in square brackets';
+		$expected = 'This is a test text with URL [<a href="http://www.cakephp.org/page/4">http://www.cakephp.org/page/4</a>] in square brackets';
+		$result = $this->Text->autoLink($text);
+		$this->assertEquals($expected, $result);
+
+		$text = 'This is a test text with URL [http://www.example.com?aParam[]=value1&aParam[]=value2&aParam[]=value3] in square brackets';
+		$expected = 'This is a test text with URL [<a href="http://www.example.com?aParam[]=value1&amp;aParam[]=value2&amp;aParam[]=value3">http://www.example.com?aParam[]=value1&amp;aParam[]=value2&amp;aParam[]=value3</a>] in square brackets';
+		$result = $this->Text->autoLink($text);
+		$this->assertEquals($expected, $result);
+
+		$text = 'This is a test text with URL ;http://www.cakephp.org/page/4; semi-colon';
+		$expected = 'This is a test text with URL ;<a href="http://www.cakephp.org/page/4">http://www.cakephp.org/page/4</a>; semi-colon';
+		$result = $this->Text->autoLink($text);
+		$this->assertEquals($expected, $result);
+
+		$text = 'This is a test text with URL (http://www.cakephp.org/page/4/other(thing)) brackets';
+		$expected = 'This is a test text with URL (<a href="http://www.cakephp.org/page/4/other(thing)">http://www.cakephp.org/page/4/other(thing)</a>) brackets';
+		$result = $this->Text->autoLink($text);
+		$this->assertEquals($expected, $result);
 	}
 
 /**
diff --git a/lib/Cake/Test/test_app/View/Pages/extract.ctp b/lib/Cake/Test/test_app/View/Pages/extract.ctp
index bee786c9c..3331f2fd4 100644
--- a/lib/Cake/Test/test_app/View/Pages/extract.ctp
+++ b/lib/Cake/Test/test_app/View/Pages/extract.ctp
@@ -30,4 +30,10 @@ __('Hot features!'
 // Category
 echo __c('You have a new message (category: LC_TIME).', 5);
 
-echo __x('mail', 'letter');
+// Context
+echo __('letter');
+echo __x('A', 'letter');
+echo __x('B', 'letter');
+echo __x('A', 'letter');
+echo __n('%d letter', '%d letters', $count);
+echo __xn('A', '%d letter', '%d letters', $count);
diff --git a/lib/Cake/TestSuite/Coverage/HtmlCoverageReport.php b/lib/Cake/TestSuite/Coverage/HtmlCoverageReport.php
index 8f83f8521..0d194f795 100644
--- a/lib/Cake/TestSuite/Coverage/HtmlCoverageReport.php
+++ b/lib/Cake/TestSuite/Coverage/HtmlCoverageReport.php
@@ -200,6 +200,7 @@ HTML;
  * @return string
  */
 	public function coverageHeader($filename, $percent) {
+		$hash = md5($filename);
 		$filename = basename($filename);
 		list($file) = explode('.', $filename);
 		$display = in_array($file, $this->_testNames) ? 'block' : 'none';
@@ -207,11 +208,11 @@ HTML;
 		return <<<HTML
 	<div class="coverage-container $primary" style="display:$display;">
 	<h4>
-		<a href="#coverage-$filename" onclick="coverage_show_hide('coverage-$filename');">
+		<a href="#coverage-$filename-$hash" onclick="coverage_show_hide('coverage-$filename-$hash');">
 			$filename Code coverage: $percent%
 		</a>
 	</h4>
-	<div class="code-coverage-results" id="coverage-$filename" style="display:none;">
+	<div class="code-coverage-results" id="coverage-$filename-$hash" style="display:none;">
 	<pre>
 HTML;
 	}
diff --git a/lib/Cake/TestSuite/Reporter/CakeHtmlReporter.php b/lib/Cake/TestSuite/Reporter/CakeHtmlReporter.php
index d67373682..3e68005f3 100644
--- a/lib/Cake/TestSuite/Reporter/CakeHtmlReporter.php
+++ b/lib/Cake/TestSuite/Reporter/CakeHtmlReporter.php
@@ -199,12 +199,12 @@ class CakeHtmlReporter extends CakeBaseReporter {
 		if (!empty($this->params['case'])) {
 			$query['case'] = $this->params['case'];
 		}
-		$show = $this->_queryString($show);
-		$query = $this->_queryString($query);
+		list($show, $query) = $this->_getQueryLink();
 
 		echo "<p><a href='" . $this->baseUrl() . $show . "'>Run more tests</a> | <a href='" . $this->baseUrl() . $query . "&amp;show_passes=1'>Show Passes</a> | \n";
 		echo "<a href='" . $this->baseUrl() . $query . "&amp;debug=1'>Enable Debug Output</a> | \n";
-		echo "<a href='" . $this->baseUrl() . $query . "&amp;code_coverage=true'>Analyze Code Coverage</a></p>\n";
+		echo "<a href='" . $this->baseUrl() . $query . "&amp;code_coverage=true'>Analyze Code Coverage</a> | \n";
+		echo "<a href='" . $this->baseUrl() . $query . "&amp;code_coverage=true&amp;show_passes=1&amp;debug=1'>All options enabled</a></p>\n";
 	}
 
 /**
@@ -248,7 +248,8 @@ class CakeHtmlReporter extends CakeBaseReporter {
  */
 	public function paintFail($message, $test) {
 		$trace = $this->_getStackTrace($message);
-		$testName = get_class($test) . '(' . $test->getName() . ')';
+		$className = get_class($test);
+		$testName = $className . '::' . $test->getName() . '()';
 
 		$actualMsg = $expectedMsg = null;
 		if (method_exists($message, 'getComparisonFailure')) {
@@ -269,6 +270,10 @@ class CakeHtmlReporter extends CakeBaseReporter {
 
 		echo "</pre></div>\n";
 		echo "<div class='msg'>" . __d('cake_dev', 'Test case: %s', $testName) . "</div>\n";
+		if (strpos($className, "PHPUnit_") === false) {
+			list($show, $query) = $this->_getQueryLink();
+			echo "<div class='msg'><a href='" . $this->baseUrl() . $query . "&amp;filter=" . $test->getName() . "'>" . __d('cake_dev', 'Rerun only this test: %s', $testName) . "</a></div>\n";
+		}
 		echo "<div class='msg'>" . __d('cake_dev', 'Stack trace:') . '<br />' . $trace . "</div>\n";
 		echo "</li>\n";
 	}
@@ -380,4 +385,32 @@ class CakeHtmlReporter extends CakeBaseReporter {
 		echo '<h2>' . __d('cake_dev', 'Running  %s', $suite->getName()) . '</h2>';
 	}
 
+/**
+ * Returns the query string formatted for ouput in links
+ * 
+ * @return string
+ */
+	protected function _getQueryLink() {
+		$show = $query = array();
+		if (!empty($this->params['case'])) {
+			$show['show'] = 'cases';
+		}
+
+		if (!empty($this->params['core'])) {
+			$show['core'] = $query['core'] = 'true';
+		}
+		if (!empty($this->params['plugin'])) {
+			$show['plugin'] = $query['plugin'] = $this->params['plugin'];
+		}
+		if (!empty($this->params['case'])) {
+			$query['case'] = $this->params['case'];
+		}
+		if (!empty($this->params['filter'])) {
+			$query['filter'] = $this->params['filter'];
+		}
+		$show = $this->_queryString($show);
+		$query = $this->_queryString($query);
+		return array($show, $query);
+	}
+
 }
diff --git a/lib/Cake/View/Helper/TextHelper.php b/lib/Cake/View/Helper/TextHelper.php
index 6e9684765..92d30ace6 100644
--- a/lib/Cake/View/Helper/TextHelper.php
+++ b/lib/Cake/View/Helper/TextHelper.php
@@ -107,7 +107,7 @@ class TextHelper extends AppHelper {
 		$this->_placeholders = array();
 		$options += array('escape' => true);
 
-		$pattern = '#(?<!href="|src="|">)((?:https?|ftp|nntp)://[\p{L}0-9.\-_:]+(?:[/?][^\s<]*)?)#ui';
+		$pattern = '#(?<!href="|src="|">)((?:https?|ftp|nntp)://[\p{L}0-9.\-_:]+(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:\'".,<>?«»“”‘’]))#i';
 		$text = preg_replace_callback(
 			$pattern,
 			array(&$this, '_insertPlaceHolder'),