src: remove a few spurious ini_set() calls

(cherry picked from commit 51ad932c)

src/etc/inc/upgrade_config.inc

@@ -1926,13 +1926,10 @@ function upgrade_053_to_054() {
 	}
 }
 
-
 function upgrade_054_to_055()
 {
 	global $config;
 
-	/* RRD files changed for quality, traffic and packets graphs */
-	//ini_set("max_execution_time", "1800");
 	/* convert traffic RRD file */
 	global $parsedcfg, $listtags;
 	$listtags = array("ds", "v", "rra", "row");

src/www/diag_backup.php

@@ -28,10 +28,6 @@
     POSSIBILITY OF SUCH DAMAGE.
 */
 
-/* Allow additional execution time 0 = no limit. */
-ini_set('max_execution_time', '0');
-ini_set('max_input_time', '0');
-
 require_once("guiconfig.inc");
 require_once("interfaces.inc");
 require_once("filter.inc");

src/www/index.php

@@ -28,13 +28,6 @@
     POSSIBILITY OF SUCH DAMAGE.
 */
 
-// Turn on buffering to speed up rendering
-ini_set('output_buffering', 'true');
-
-// Start buffering with a cache size of 100000
-ob_start(null, "1000");
-
-// Load Essential Includes
 require_once('guiconfig.inc');
 
 // closing should be $_POST, but the whole notice handling needs more attention. Leave it as is for now.