Added application/x-csv as a mime.
diff --git a/application/config/mimes.php b/application/config/mimes.php
index 8065794..82767d7 100644
--- a/application/config/mimes.php
+++ b/application/config/mimes.php
@@ -10,7 +10,7 @@
 
 $mimes = array(	'hqx'	=>	'application/mac-binhex40',
 				'cpt'	=>	'application/mac-compactpro',
-				'csv'	=>	array('text/x-comma-separated-values', 'text/comma-separated-values', 'application/octet-stream', 'application/vnd.ms-excel', 'text/x-csv', 'text/csv', 'application/csv', 'application/excel', 'application/vnd.msexcel'),
+				'csv'	=>	array('text/x-comma-separated-values', 'text/comma-separated-values', 'application/octet-stream', 'application/vnd.ms-excel', 'application/x-csv', 'text/x-csv', 'text/csv', 'application/csv', 'application/excel', 'application/vnd.msexcel'),
 				'bin'	=>	'application/macbinary',
 				'dms'	=>	'application/octet-stream',
 				'lha'	=>	'application/octet-stream',
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index 6af6c3c..7b74be0 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -76,6 +76,7 @@
 			<li>Visual updates to the welcome_message view file and default error templates. Thanks to <a href="https://bitbucket.org/danijelb">danijelb</a> for the pull request.</li>
 			<li class="reactor">Added <samp>insert_batch()</samp> function to the PostgreSQL database driver. Thanks to epallerols for the patch.</li>
 			<li class="reactor">Callback validation rules can now accept parameters like any other validation rule.</li>
+			<li class="reactor">Added "application/x-csv" to mimes.php.</li>
 		</ul>
 	</li>
 	<li>Helpers