Fix commands that use conversations to use corrected methods.

src/Commands/AdminCommands/SendtochannelCommand.php

@@ -26,7 +26,7 @@ class SendtochannelCommand extends AdminCommand
     protected $name = 'sendtochannel';
     protected $description = 'Send message to a channel';
     protected $usage = '/sendtochannel <message to send>';
-    protected $version = '0.1.3';
+    protected $version = '0.1.4';
     protected $need_mysql = true;
     /**#@-*/
 
@@ -49,7 +49,7 @@ class SendtochannelCommand extends AdminCommand
 
         // Conversation
         $conversation = new Conversation($user_id, $chat_id, $this->getName());
-        $conversation->start();
+
         $session = $conversation->getData();
 
         $channels = (array) $this->getConfig('your_channel');

src/Commands/UserCommands/CancelCommand.php

@@ -30,7 +30,7 @@ class CancelCommand extends UserCommand
     protected $name = 'cancel';
     protected $description = 'Cancel the currently active conversation';
     protected $usage = '/cancel';
-    protected $version = '0.1.0';
+    protected $version = '0.1.1';
     protected $need_mysql = true;
     /**#@-*/
 
@@ -47,7 +47,7 @@ class CancelCommand extends UserCommand
             $this->getMessage()->getChat()->getId()
         );
 
-        if ($conversation_command = $conversation->getConversationCommand()) {
+        if ($conversation_command = $conversation->getCommand()) {
             $conversation->cancel();
             $text = 'Conversation "' . $conversation_command . '" cancelled!';
         }

src/Commands/UserCommands/SurveyCommand.php

@@ -27,7 +27,7 @@ class SurveyCommand extends UserCommand
     protected $name = 'survey';
     protected $description = 'Survery for bot users';
     protected $usage = '/survey';
-    protected $version = '0.1.0';
+    protected $version = '0.1.1';
     protected $need_mysql = true;
     /**#@-*/
 
@@ -58,10 +58,9 @@ class SurveyCommand extends UserCommand
 
         //tracking
         $conversation = new Conversation($user_id, $chat_id, $this->getName());
-        $conversation->start();
 
         //cache data from the tracking session if any
-        $session = $conversation->GetData();
+        $session = $conversation->getData();
         if (!isset($session['state'])) {
             $state = '0';
         } else {