diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php
index 0a1391d..aca4fb2 100755
--- a/system/core/CodeIgniter.php
+++ b/system/core/CodeIgniter.php
@@ -39,7 +39,7 @@
 	 * @var string
 	 *
 	 */
-	define('CI_VERSION', '2.0.2');
+	define('CI_VERSION', '2.1.0-dev');
 
 /**
  * CodeIgniter Branch (Core = TRUE, Reactor = FALSE)
diff --git a/system/core/Input.php b/system/core/Input.php
index 5a033e7..0dc2c45 100755
--- a/system/core/Input.php
+++ b/system/core/Input.php
@@ -323,14 +323,14 @@
 
 			$this->ip_address = in_array($_SERVER['REMOTE_ADDR'], $proxies) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR'];
 		}
+		elseif (! $this->server('HTTP_CLIENT_IP') AND $this->server('REMOTE_ADDR'))
+		{
+			$this->ip_address = $_SERVER['REMOTE_ADDR'];
+		}
 		elseif ($this->server('REMOTE_ADDR') AND $this->server('HTTP_CLIENT_IP'))
 		{
 			$this->ip_address = $_SERVER['HTTP_CLIENT_IP'];
 		}
-		elseif ($this->server('REMOTE_ADDR'))
-		{
-			$this->ip_address = $_SERVER['REMOTE_ADDR'];
-		}
 		elseif ($this->server('HTTP_CLIENT_IP'))
 		{
 			$this->ip_address = $_SERVER['HTTP_CLIENT_IP'];
diff --git a/system/core/Lang.php b/system/core/Lang.php
index 5ac6718..d61d102 100755
--- a/system/core/Lang.php
+++ b/system/core/Lang.php
@@ -112,7 +112,7 @@
 		}
 
 
-		if ( ! isset($lang))
+		if ( ! isset($lang) OR ! is_array($lang))
 		{
 			log_message('error', 'Language file contains no data: language/'.$idiom.'/'.$langfile);
 			return;
@@ -124,7 +124,7 @@
 		}
 
 		$this->is_loaded[] = $langfile;
-		$this->language = array_merge($this->language, $lang);
+		$this->language = $this->language + $lang;
 		unset($lang);
 
 		log_message('debug', 'Language file loaded: language/'.$idiom.'/'.$langfile);
diff --git a/system/core/URI.php b/system/core/URI.php
index a3ae20c..8946bc7 100755
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -175,7 +175,7 @@
 	 * @access	private
 	 * @return	string
 	 */
-	private function _detect_uri()
+	protected function _detect_uri()
 	{
 		if ( ! isset($_SERVER['REQUEST_URI']) OR ! isset($_SERVER['SCRIPT_NAME']))
 		{
@@ -232,7 +232,7 @@
 	 * @access	private
 	 * @return	string
 	 */
-	private function _parse_cli_args()
+	protected function _parse_cli_args()
 	{
 		$args = array_slice($_SERVER['argv'], 1);
 
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index 42cfaae..d4adfd5 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -404,6 +404,7 @@
 		}
 
 		$str = remove_invisible_characters($str);
+		$str = str_replace("'", "''", $str);
 
 		// escape LIKE condition wildcards
 		if ($like === TRUE)
diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index 5e764e0..08cd27b 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -50,7 +50,7 @@
 
 	function CI_DB_odbc_driver($params)
 	{
-		parent::CI_DB($params);
+		parent::CI_DB_driver($params);
 
 		$this->_random_keyword = ' RND('.time().')'; // database specific random keyword
 	}
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
old mode 100644
new mode 100755
index 09d9756..c524ddd
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -512,7 +512,7 @@
 			$str = strtolower($str);
 		}
 
-		return trim(stripslashes($str));
+		return trim(trim(stripslashes($str)), $replace);
 	}
 }
 
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index 8902f52..a8a0387 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -1334,7 +1334,7 @@
 			return FALSE;
 		}
 
-		$vals = @getimagesize($path);
+		$vals = getimagesize($path);
 
 		$types = array(1 => 'gif', 2 => 'jpeg', 3 => 'png');
 
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index e1a134d..33e0a62 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -67,13 +67,14 @@
 		<ul>
 			<li class="reactor">Callback validation rules can now accept parameters like any other validation rule.</li>
 			<li class="reactor">Ability to log certain error types, not all under a threshold.</li>
-			<li class="reactor">Added html_escape() to the <a href="general/common_functions.html">Common functions<a> to escape HTML output for preventing XSS easliy.</li>
+			<li class="reactor">Added html_escape() to <a href="general/common_functions.html">Common functions</a> to escape HTML output for preventing XSS.</li>
 		</ul>
 	</li>
 	<li>Helpers
 		<ul>
 			<li class="reactor">Added <samp>increment_string()</samp> to <a href="helpers/string_helper.html">String Helper</a> to turn "foo" into "foo-1" or "foo-1" into "foo-2".</li>
         	<li>Altered form helper - made action on form_open_multipart helper function call optional.  Fixes (#65)</li>
+			<li><samp>url_title()</samp> will now trim extra dashes from beginning and end.</li>
 		</ul>
 	</li>
 	<li>Database
@@ -93,6 +94,12 @@
 			<li class="reactor">Driver children can be located in any package path.</li>
 			<li class="reactor">Added max_filename_increment config setting for Upload library.</li>
 			<li><samp>CI_Loader::_ci_autoloader()</samp> is now a protected method.</li>
+			<li class="reactor">Added <kbd>is_unique</kbd> to the <a href="libraries/form_validation.html">Form Validation library</a>.</li>
+		</ul>
+	</li>
+	<li>Core
+		<ul>
+			<li class="reactor">Changed private functions in CI_URI to protected so MY_URI can override them.</li>
 		</ul>
 	</li>
 </ul>
@@ -108,6 +115,8 @@
 	<li>Fixed a bug (#160) - Removed unneeded array copy in the file cache driver.</li>
 	<li>Fixed a bug (#150) - <samp>field_data()</samp> now correctly returns column length.</li>
 	<li>Fixed a bug (#8) - <samp>load_class()</samp> now looks for core classes in <samp>APPPATH</samp> first, allowing them to be replaced.</li>
+	<li>Fixed a bug (#24) - ODBC database driver called incorrect parent in __construct().</li>
+	<li>Fixed a bug (#85) - OCI8 (Oracle) database escape_str() function did not escape correct.</li>
 </ul>
 
 <h2>Version 2.0.3</h2>
@@ -146,7 +155,6 @@
 	<li>Libraries
 		<ul>
 			<li>Altered Session to use a longer match against the user_agent string. See upgrade notes if using database sessions.</li>
-			<li class="reactor">Added <kbd>is_unique</kbd> to the <a href="libraries/form_validation.html">Form Validation library</a>.</li>
 			<li class="reactor">Added <kbd>$this->db->set_dbprefix()</kbd> to the <a href="database/queries.html">Database Driver</a>.</li>
 			<li class="reactor">Changed <kbd>$this->cart->insert()</kbd> in the <a href="libraries/cart.html">Cart Library</a> to return the Row ID if a single item was inserted successfully.</li>
 			<li class="reactor">Added <kbd>$this->load->get_var()</kbd> to the <a href="libraries/loader.html">Loader library</a> to retrieve global vars set with <kbd>$this->load->view()</kbd> and <kbd>$this->load->vars()</kbd>.</li>
diff --git a/user_guide/database/active_record.html b/user_guide/database/active_record.html
index 92d9614..0f09e78 100644
--- a/user_guide/database/active_record.html
+++ b/user_guide/database/active_record.html
@@ -79,9 +79,6 @@
 
 <p>The following functions allow you to build SQL <strong>SELECT</strong> statements.</p>
 
-<p><strong>Note: If you are using PHP 5 you can use method chaining for more compact syntax. This is described at the end of the page.</strong></p>
-
-
 <h2>$this->db->get();</h2>
 
 <p>Runs the selection query and returns the result.  Can be used by itself to retrieve all records from a table:</p>
@@ -532,7 +529,7 @@
 <p>Generates an insert string based on the data you supply, and runs the query. You can either pass an
 <strong>array</strong> or an <strong>object</strong> to the function.  Here is an example using an array:</p>
 
-<code> 
+<code>
 $data = array(<br/>
 &nbsp;&nbsp;&nbsp;array(<br />
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'title' => 'My title' ,<br />
@@ -544,7 +541,7 @@
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'name' => 'Another Name' ,<br />
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'date' => 'Another date'<br />
 &nbsp;&nbsp;&nbsp;)<br/>
-);<br /> 
+);<br />
 <br />
 $this->db->update_batch('mytable', $data);
 <br /><br />
diff --git a/user_guide/helpers/url_helper.html b/user_guide/helpers/url_helper.html
index ac9d0a6..e60e96b 100644
--- a/user_guide/helpers/url_helper.html
+++ b/user_guide/helpers/url_helper.html
@@ -27,7 +27,7 @@
 <div id="masthead">
 <table cellpadding="0" cellspacing="0" border="0" style="width:100%">
 <tr>
-<td><h1>CodeIgniter User Guide Version 2.0.2</h1></td>
+<td><h1>CodeIgniter User Guide Version 2.0.3</h1></td>
 <td id="breadcrumb_right"><a href="../toc.html">Table of Contents Page</a></td>
 </tr>
 </table>