Merge pull request PHPOffice#138 from nicoder/patch-3

fix typo in comment, thanks

Author: Mark Baker

Classes/PHPExcel/Style.php

@@ -395,7 +395,7 @@ public function applyFromArray($pStyles = null, $pAdvanced = true) {
 						break;
 				}
 
-				// clone each of the affected styles, apply the style arrray, and add the new styles to the workbook
+				// clone each of the affected styles, apply the style array, and add the new styles to the workbook
 				$workbook = $this->getActiveSheet()->getParent();
 				foreach ($oldXfIndexes as $oldXfIndex => $dummy) {
 					$style = $workbook->getCellXfByIndex($oldXfIndex);