Fix capitalization of class names

modules/poll/poll.admin.controller.php

@@ -5,7 +5,7 @@
  * @author NAVER (developers@xpressengine.com)
  * @brief The admin controller class of the poll module
  */
-class pollAdminController extends poll
+class PollAdminController extends Poll
 {
 	/**
 	 * @brief Initialization

modules/poll/poll.admin.model.php

@@ -5,7 +5,7 @@
  * @author NAVER (developers@xpressengine.com)
  * @brief The admin model class of the poll module
  */
-class pollAdminModel extends poll
+class PollAdminModel extends Poll
 {
 	/**
 	 * @brief Initialization

modules/poll/poll.admin.view.php

@@ -5,7 +5,7 @@
  * @author NAVER (developers@xpressengine.com)
  * @brief The admin view class of the poll module
  */
-class pollAdminView extends poll
+class PollAdminView extends Poll
 {
 	/**
 	 * @brief Initialization

modules/poll/poll.class.php

@@ -5,7 +5,7 @@
  * @author NAVER (developers@xpressengine.com)
  * @brief The parent class of the poll module
  */
-class poll extends ModuleObject
+class Poll extends ModuleObject
 {
 	/**
 	 * @brief Additional tasks required to accomplish during the installation

modules/poll/poll.controller.php

@@ -5,7 +5,7 @@
  * @author NAVER (developers@xpressengine.com)
  * @brief Controller class for poll module
  */
-class pollController extends poll
+class PollController extends Poll
 {
 	/**
 	 * @brief Initialization

modules/poll/poll.model.php

@@ -5,7 +5,7 @@
  * @author NAVER (developers@xpressengine.com)
  * @brief The model class for the poll modules
  */
-class pollModel extends poll
+class PollModel extends Poll
 {
 	/**
 	 * @brief Initialization