add version param and change log

changelog.txt

@@ -0,0 +1,2 @@
+-0.0.1
+	alap alkalmazás

common/config/params.php

@@ -3,4 +3,5 @@ return [
     'adminEmail' => 'admin@example.com',
     'supportEmail' => 'support@example.com',
     'user.passwordResetTokenExpire' => 3600,
+	'version' => 'v0.0.2'
 ];

frontend/views/layouts/main.php

@@ -67,7 +67,7 @@ AppAsset::register($this);
 
 <footer class="footer">
     <div class="container">
-        <p class="pull-left">&copy; My Company <?= date('Y') ?></p>
+        <p class="pull-left">&copy;  <?= Yii::$app->name ?> <?= Yii::$app->params['version']  ?> Fitness - WebAdmin <?= date('Y') ?></p>
 
         <p class="pull-right"><?= Yii::powered() ?></p>
     </div>