diff --git a/plugin/ticket/database.php b/plugin/ticket/database.php
index 0c924169e3..1c0fa6fa39 100644
--- a/plugin/ticket/database.php
+++ b/plugin/ticket/database.php
@@ -2,122 +2,122 @@
 
 $table = Database::get_main_table('tck_assigned_log');
 $sql = "CREATE TABLE IF NOT EXISTS ".$table." (
-		ticket_id int UNSIGNED DEFAULT NULL,
-		user_id int UNSIGNED DEFAULT NULL,
-		assigned_date datetime DEFAULT NULL,
-		sys_insert_user_id int UNSIGNED DEFAULT NULL,
-		KEY FK_ticket_assigned_log (ticket_id) )";
+        ticket_id int UNSIGNED DEFAULT NULL,
+        user_id int UNSIGNED DEFAULT NULL,
+        assigned_date datetime DEFAULT NULL,
+        sys_insert_user_id int UNSIGNED DEFAULT NULL,
+        KEY FK_ticket_assigned_log (ticket_id) )";
 Database::query($sql);
 
 $table = Database::get_main_table('tck_category');
 $sql = "CREATE TABLE ".$table." (
-		project_id char(3) NOT NULL,
-		category_id char(3) NOT NULL,
-		name varchar(100) NOT NULL,
-		description varchar(255) NOT NULL,
-		total_tickets int UNSIGNED NOT NULL DEFAULT '0',
-		course_required char(1) NOT NULL,
-		sys_insert_user_id int UNSIGNED DEFAULT NULL,
-		sys_insert_datetime datetime DEFAULT NULL,
-		sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
-		sys_lastedit_datetime datetime DEFAULT NULL,
-		PRIMARY KEY (project_id,category_id) )";
+        project_id char(3) NOT NULL,
+        category_id char(3) NOT NULL,
+        name varchar(100) NOT NULL,
+        description varchar(255) NOT NULL,
+        total_tickets int UNSIGNED NOT NULL DEFAULT '0',
+        course_required char(1) NOT NULL,
+        sys_insert_user_id int UNSIGNED DEFAULT NULL,
+        sys_insert_datetime datetime DEFAULT NULL,
+        sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
+        sys_lastedit_datetime datetime DEFAULT NULL,
+        PRIMARY KEY (project_id,category_id) )";
 Database::query($sql);
 
 $table = Database::get_main_table('tck_message');
 $sql = "CREATE TABLE ".$table." (
-		ticket_id int UNSIGNED NOT NULL,
-		message_id int UNSIGNED NOT NULL,
-		subject varchar(150) DEFAULT NULL,
-		message text NOT NULL,
-		status char(3) NOT NULL,
-		ip_address varchar(16) DEFAULT NULL,
-		sys_insert_user_id int UNSIGNED DEFAULT NULL,
-		sys_insert_datetime datetime DEFAULT NULL,
-		sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
-		sys_lastedit_datetime datetime DEFAULT NULL,
-		PRIMARY KEY (ticket_id,message_id),
-		KEY FK_tick_message (ticket_id) )";
+        ticket_id int UNSIGNED NOT NULL,
+        message_id int UNSIGNED NOT NULL,
+        subject varchar(150) DEFAULT NULL,
+        message text NOT NULL,
+        status char(3) NOT NULL,
+        ip_address varchar(16) DEFAULT NULL,
+        sys_insert_user_id int UNSIGNED DEFAULT NULL,
+        sys_insert_datetime datetime DEFAULT NULL,
+        sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
+        sys_lastedit_datetime datetime DEFAULT NULL,
+        PRIMARY KEY (ticket_id,message_id),
+        KEY FK_tick_message (ticket_id) )";
 Database::query($sql);
 
 
 $table = Database::get_main_table('tck_message_attch');
 $sql = "CREATE TABLE IF NOT EXISTS ".$table." (
-		ticket_id int UNSIGNED NOT NULL,
-		message_id char(2) NOT NULL,
-		message_attch_id char(2) NOT NULL,
-		path varchar(255) NOT NULL,
-		filename varchar(255) NOT NULL,
-		size varchar(25) DEFAULT NULL,
-		sys_insert_user_id int UNSIGNED DEFAULT NULL,
-		sys_insert_datetime datetime DEFAULT NULL,
-		sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
-		sys_lastedit_datetime datetime DEFAULT NULL,
-		PRIMARY KEY (ticket_id,message_id,message_attch_id),
-		KEY ticket_message_id_fk (message_id) ))";
+        ticket_id int UNSIGNED NOT NULL,
+        message_id char(2) NOT NULL,
+        message_attch_id char(2) NOT NULL,
+        path varchar(255) NOT NULL,
+        filename varchar(255) NOT NULL,
+        size varchar(25) DEFAULT NULL,
+        sys_insert_user_id int UNSIGNED DEFAULT NULL,
+        sys_insert_datetime datetime DEFAULT NULL,
+        sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
+        sys_lastedit_datetime datetime DEFAULT NULL,
+        PRIMARY KEY (ticket_id,message_id,message_attch_id),
+        KEY ticket_message_id_fk (message_id) ))";
 Database::query($sql);
 
 $table = Database::get_main_table('tck_priority');
 $sql = "CREATE TABLE IF NOT EXISTS ".$table." (
-		priority_id char(3) NOT NULL,
-		priority varchar(20) DEFAULT NULL,
-		priority_desc varchar(250) DEFAULT NULL,
-		priority_color varchar(25) DEFAULT NULL,
-		priority_urgency tinyint DEFAULT NULL,
-		sys_insert_user_id int UNSIGNED DEFAULT NULL,
-		sys_insert_datetime datetime DEFAULT NULL,
-		sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
-		sys_lastedit_datetime datetime DEFAULT NULL,
-		PRIMARY KEY (priority_id))";
+        priority_id char(3) NOT NULL,
+        priority varchar(20) DEFAULT NULL,
+        priority_desc varchar(250) DEFAULT NULL,
+        priority_color varchar(25) DEFAULT NULL,
+        priority_urgency tinyint DEFAULT NULL,
+        sys_insert_user_id int UNSIGNED DEFAULT NULL,
+        sys_insert_datetime datetime DEFAULT NULL,
+        sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
+        sys_lastedit_datetime datetime DEFAULT NULL,
+        PRIMARY KEY (priority_id))";
 Database::query($sql);
 
 $table = Database::get_main_table('tck_project');
 $sql = "CREATE TABLE IF NOT EXISTS ".$table." (
-		project_id char(3) NOT NULL,
-		name varchar(50) DEFAULT NULL,
-		description varchar(250) DEFAULT NULL,
-		email varchar(50) DEFAULT NULL,
-		other_area tinyint NOT NULL DEFAULT '0',
-		sys_insert_user_id int UNSIGNED DEFAULT NULL,
-		sys_insert_datetime datetime DEFAULT NULL,
-		sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
-		sys_lastedit_datetime datetime DEFAULT NULL,
-		PRIMARY KEY (project_id))";
+        project_id char(3) NOT NULL,
+        name varchar(50) DEFAULT NULL,
+        description varchar(250) DEFAULT NULL,
+        email varchar(50) DEFAULT NULL,
+        other_area tinyint NOT NULL DEFAULT '0',
+        sys_insert_user_id int UNSIGNED DEFAULT NULL,
+        sys_insert_datetime datetime DEFAULT NULL,
+        sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
+        sys_lastedit_datetime datetime DEFAULT NULL,
+        PRIMARY KEY (project_id))";
 Database::query($sql);
 
 $table = Database::get_main_table('tck_status');
 $sql = "CREATE TABLE IF NOT EXISTS ".$table." (
-		status_id char(3) NOT NULL,
-		name varchar(100) NOT NULL,
-		description varchar(255) DEFAULT NULL,
-		PRIMARY KEY (status_id))";
+        status_id char(3) NOT NULL,
+        name varchar(100) NOT NULL,
+        description varchar(255) DEFAULT NULL,
+        PRIMARY KEY (status_id))";
 Database::query($sql);
 
 $table = Database::get_main_table('tck_ticket');
 $sql = "CREATE TABLE IF NOT EXISTS ".$table." (
-		ticket_id int UNSIGNED NOT NULL AUTO_INCREMENT,
-		ticket_code char(12) DEFAULT NULL,
-		project_id char(3) DEFAULT NULL,
-		category_id char(3) NOT NULL,
-		priority_id char(3) NOT NULL,
-		course_id int UNSIGNED NOT NULL,
-		request_user int UNSIGNED NOT NULL,
-		personal_email varchar(150) DEFAULT NULL,
-		assigned_last_user int UNSIGNED NOT NULL DEFAULT '0',
-		status_id char(3) NOT NULL,
-		total_messages int UNSIGNED NOT NULL DEFAULT '0',
-		keyword varchar(250) DEFAULT NULL,
-		source char(3) NOT NULL,
-		start_date datetime NOT NULL,
-		end_date datetime DEFAULT NULL,
-		sys_insert_user_id int UNSIGNED DEFAULT NULL,
-		sys_insert_datetime datetime DEFAULT NULL,
-		sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
-		sys_lastedit_datetime datetime DEFAULT NULL,
-		PRIMARY KEY (ticket_id),
-		UNIQUE KEY UN_ticket_code (ticket_code),
-		KEY FK_ticket_priority (priority_id),
-		KEY FK_ticket_category (project_id,category_id))";
+        ticket_id int UNSIGNED NOT NULL AUTO_INCREMENT,
+        ticket_code char(12) DEFAULT NULL,
+        project_id char(3) DEFAULT NULL,
+        category_id char(3) NOT NULL,
+        priority_id char(3) NOT NULL,
+        course_id int UNSIGNED NOT NULL,
+        request_user int UNSIGNED NOT NULL,
+        personal_email varchar(150) DEFAULT NULL,
+        assigned_last_user int UNSIGNED NOT NULL DEFAULT '0',
+        status_id char(3) NOT NULL,
+        total_messages int UNSIGNED NOT NULL DEFAULT '0',
+        keyword varchar(250) DEFAULT NULL,
+        source char(3) NOT NULL,
+        start_date datetime NOT NULL,
+        end_date datetime DEFAULT NULL,
+        sys_insert_user_id int UNSIGNED DEFAULT NULL,
+        sys_insert_datetime datetime DEFAULT NULL,
+        sys_lastedit_user_id int UNSIGNED DEFAULT NULL,
+        sys_lastedit_datetime datetime DEFAULT NULL,
+        PRIMARY KEY (ticket_id),
+        UNIQUE KEY UN_ticket_code (ticket_code),
+        KEY FK_ticket_priority (priority_id),
+        KEY FK_ticket_category (project_id,category_id))";
 Database::query($sql);
 
 // Menu main tabs
diff --git a/plugin/ticket/index.php b/plugin/ticket/index.php
index 15c5adc7fa..a81436628e 100755
--- a/plugin/ticket/index.php
+++ b/plugin/ticket/index.php
@@ -1,3 +1 @@
-<?php
-
-?>
\ No newline at end of file
+<?php
\ No newline at end of file
diff --git a/plugin/ticket/install.php b/plugin/ticket/install.php
index 1a74fb439f..4641e5f521 100755
--- a/plugin/ticket/install.php
+++ b/plugin/ticket/install.php
@@ -1,4 +1,5 @@
 <?php
+/* For licensing terms, see /license.txt */
 /**
  * This script is included by main/admin/settings.lib.php and generally
  * includes things to execute in the main database (settings_current table)
diff --git a/plugin/ticket/lib/tck.lib.php b/plugin/ticket/lib/tck.lib.php
index 8d49274908..1cd4d8285d 100755
--- a/plugin/ticket/lib/tck.lib.php
+++ b/plugin/ticket/lib/tck.lib.php
@@ -1,11 +1,11 @@
 <?php
+/* For licensing terms, see /license.txt */
 /**
- * This script initiates a videoconference session, calling the BigBlueButton 
- * API
- * @package chamilo.plugin.bigbluebutton
+ * This class defines the basis of the ticket management system plugin
+ * @package chamilo.plugin.ticket
  */
 /**
- * BigBlueButton-Chamilo connector class
+ * Ticket class
  */
 class Ticket {
 
diff --git a/plugin/ticket/lib/tck_api.php b/plugin/ticket/lib/tck_api.php
deleted file mode 100755
index 45d88328cf..0000000000
--- a/plugin/ticket/lib/tck_api.php
+++ /dev/null
@@ -1,25 +0,0 @@
-<?php
-/*
- * Ticket Support
- */
-
-class TckBlueButtonBN {
-
-	private $_securitySalt;
-	private $_bbbServerBaseUrl;
-
-	/* ___________ General Methods for the BigBlueButton Class __________ */
-
-	function __construct() {
-	/*
-	Establish just our basic elements in the constructor:
-	*/
-		// BASE CONFIGS - set these for your BBB server in config.php and they will
-		// simply flow in here via the constants:
-		$this->_securitySalt 		= CONFIG_SECURITY_SALT;
-		$this->_bbbServerBaseUrl 	= CONFIG_SERVER_BASE_URL;
-	}
-
-} // END OF BIGBLUEBUTTON CLASS
-
-?>
diff --git a/plugin/ticket/lib/tck_plugin.class.php b/plugin/ticket/lib/tck_plugin.class.php
index 03b5c13ef9..3c07741a0d 100755
--- a/plugin/ticket/lib/tck_plugin.class.php
+++ b/plugin/ticket/lib/tck_plugin.class.php
@@ -1,6 +1,12 @@
 <?php
 /* For licensing terms, see /license.txt */
-
+/**
+ * Class TicketPlugin definition file
+ * @package chamilo.plugin.ticket
+ */
+/**
+ * Class TicketPlugin
+ */
 class TicketPlugin extends Plugin
 {
     static function create() {
@@ -13,49 +19,48 @@ class TicketPlugin extends Plugin
     }
 
     function install() {
-    	
-    	// Create database tables
-    	require_once api_get_path(SYS_PLUGIN_PATH).PLUGIN_NAME.'/database.php';
-    	
-    	// Create link tab
-    	$homep = api_get_path(SYS_PATH).'home/'; //homep for Home Path
-    	$menutabs = 'home_tabs'; //menutabs for tabs Menu
-    	$menuf = $menutabs;
-    	$ext = '.html'; //ext for HTML Extension - when used frequently, variables are faster than hardcoded strings
-	    $lang = ''; //el for "Edit Language"
-		if (!empty($_SESSION['user_language_choice'])) {
-			$lang = $_SESSION['user_language_choice'];
-		} elseif (!empty($_SESSION['_user']['language'])) {
-			$lang = $_SESSION['_user']['language'];
-		} else {
-			$lang = api_get_setting('platformLanguage');
-		}
-		$link_url = api_get_path(WEB_PLUGIN_PATH).'ticket/s/myticket.php';
+        // Create database tables
+        require_once api_get_path(SYS_PLUGIN_PATH).PLUGIN_NAME.'/database.php';
+
+        // Create link tab
+        $homep = api_get_path(SYS_PATH).'home/'; //homep for Home Path
+        $menutabs = 'home_tabs'; //menutabs for tabs Menu
+        $menuf = $menutabs;
+        $ext = '.html'; //ext for HTML Extension - when used frequently, variables are faster than hardcoded strings
+        $lang = ''; //el for "Edit Language"
+        if (!empty($_SESSION['user_language_choice'])) {
+            $lang = $_SESSION['user_language_choice'];
+        } elseif (!empty($_SESSION['_user']['language'])) {
+            $lang = $_SESSION['_user']['language'];
+        } else {
+            $lang = api_get_setting('platformLanguage');
+        }
+        $link_url = api_get_path(WEB_PLUGIN_PATH).'ticket/s/myticket.php';
 
-		$home_menu = '<li class="show_menu"><a href="'.$link_url.'" target="_self"><span>Ticket</span></a></li>';
+        $home_menu = '<li class="show_menu"><a href="'.$link_url.'" target="_self"><span>Ticket</span></a></li>';
 
-    	// Write
-		if (file_exists($homep.$menuf.'_'.$lang.$ext)) {
-			if (is_writable($homep.$menuf.'_'.$lang.$ext)) {
-				$fp = fopen($homep.$menuf.'_'.$lang.$ext, 'w');
-				fputs($fp, $home_menu);
-				fclose($fp);
-				if (file_exists($homep.$menuf.$ext)) {
-					if (is_writable($homep.$menuf.$ext)) {
-						$fpo = fopen($homep.$menuf.$ext, 'w');
-						fputs($fpo, $home_menu);
-						fclose($fpo);
-					}
-				}
-			} else {
-				$errorMsg = get_lang('HomePageFilesNotWritable');
-			}
-		} else {
-			//File does not exist
-			$fp = fopen($homep.$menuf.'_'.$lang.$ext, 'w');
-			fputs($fp, $home_menu);
-			fclose($fp);
-		}
+        // Write
+        if (file_exists($homep.$menuf.'_'.$lang.$ext)) {
+            if (is_writable($homep.$menuf.'_'.$lang.$ext)) {
+                $fp = fopen($homep.$menuf.'_'.$lang.$ext, 'w');
+                fputs($fp, $home_menu);
+                fclose($fp);
+                if (file_exists($homep.$menuf.$ext)) {
+                    if (is_writable($homep.$menuf.$ext)) {
+                        $fpo = fopen($homep.$menuf.$ext, 'w');
+                        fputs($fpo, $home_menu);
+                        fclose($fpo);
+                    }
+                }
+            } else {
+                $errorMsg = get_lang('HomePageFilesNotWritable');
+            }
+        } else {
+            //File does not exist
+            $fp = fopen($homep.$menuf.'_'.$lang.$ext, 'w');
+            fputs($fp, $home_menu);
+            fclose($fp);
+        }
 
     }
 
diff --git a/plugin/ticket/plugin.php b/plugin/ticket/plugin.php
index 321642afd8..4f92cfe427 100755
--- a/plugin/ticket/plugin.php
+++ b/plugin/ticket/plugin.php
@@ -1,4 +1,4 @@
 <?php
-
+/* For licensing terms, see /license.txt */
 require_once dirname(__FILE__).'/config.php';
 $plugin_info = TicketPlugin::create()->get_info();
\ No newline at end of file
diff --git a/plugin/ticket/readme.txt b/plugin/ticket/readme.txt
index 2e69191912..a318d3e584 100755
--- a/plugin/ticket/readme.txt
+++ b/plugin/ticket/readme.txt
@@ -1 +1 @@
-This plugin Ticket Support
\ No newline at end of file
+This plugin provides the support ticket management system features
\ No newline at end of file
diff --git a/plugin/ticket/start.php b/plugin/ticket/start.php
index 5026245b42..5a2f45dd11 100755
--- a/plugin/ticket/start.php
+++ b/plugin/ticket/start.php
@@ -1,12 +1,12 @@
 <?php
+/* For licensing terms, see /license.txt */
 /**
- * This script initiates a videoconference session, calling the BigBlueButton API
- * @package chamilo.plugin.bigbluebutton
+ * This script initiates a ticket management system session
+ * @package chamilo.plugin.ticket
  */
 /**
  * Initialization
  */
-
 $course_plugin = 'ticket'; //needed in order to load the plugin lang variables
 require_once dirname(__FILE__).'/config.php';
 $tool_name = get_lang('Ticket');
diff --git a/plugin/ticket/uninstall.php b/plugin/ticket/uninstall.php
index d41bbb7d46..23a8798b5d 100755
--- a/plugin/ticket/uninstall.php
+++ b/plugin/ticket/uninstall.php
@@ -1,5 +1,5 @@
 <?php
-
+/* For licensing terms, see /license.txt */
 /**
  * This script is included by main/admin/settings.lib.php when unselecting a plugin
  * and is meant to remove things installed by the install.php script in both