Merge pull request #1093 from IT-Can/upload-double-slash-fix

Removed double slash in upload library
diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index 82383f6..0b85323 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -960,7 +960,7 @@
 			}
 			elseif (is_file(APPPATH.'config/mimes.php'))
 			{
-				include(APPPATH.'config//mimes.php');
+				include(APPPATH.'config/mimes.php');
 			}
 			else
 			{