Fixing soft tabs in a few files.
diff --git a/system/core/Config.php b/system/core/Config.php
index abd2767..b0b4c9a 100755
--- a/system/core/Config.php
+++ b/system/core/Config.php
@@ -328,7 +328,7 @@
 				$uri = $str;
 			}
 		}
-	    return $uri;
+		return $uri;
 	}
 
 	// --------------------------------------------------------------------