* replace deprecated key_exists by array_key_exists. cosmetic

Author: crazedr0m

core/Form/Primitives/PrimitiveNoValue.class.php

@@ -48,7 +48,7 @@ public function importValue($value)
 		public function import($scope)
 		{
 			if (
-				key_exists($this->name, $scope)
+				array_key_exists($this->name, $scope)
 				&& $scope[$this->name] == null
 			)
 				return $this->imported = true;

main/Net/Http/HeaderUtils.class.php

@@ -122,11 +122,9 @@ public static function sendNotCachedHeader()
 		public static function sendContentLength($length)
 		{
 			Assert::isInteger($length);
-			
-			header(
-				"Content-Length: {$length}"
-			);
-			
+
+			header("Content-Length: {$length}");
+
 			self::$headerSent = true;
 		}