Missing phrase on opengraph and twitter cards

bl-plugins/opengraph/languages/en.json

@@ -3,5 +3,6 @@
 	{
 		"name": "Open Graph",
 		"description": "The Open Graph protocol enables any web page to become a rich object in a social graph."
-	}
+	},
+	"default-image": "Default image"
 }

bl-plugins/opengraph/languages/es.json

@@ -3,5 +3,6 @@
 	{
 		"name": "Open Graph",
 		"description": "Este complemento mejora las publicaciones en las redes sociales con este plugin."
-	}
+	},
+	"default-image": "Imagen predeterminada"
 }

bl-plugins/twitter-cards/languages/en.json

@@ -3,5 +3,6 @@
 	{
 		"name": "Twitter Cards",
 		"description": "With Twitter Cards, you can attach rich photos, videos and media experiences to Tweets, helping to drive traffic to your website."
-	}
+	},
+	"default-image": "Default image"
 }

bl-plugins/twitter-cards/languages/es.json

@@ -3,5 +3,6 @@
 	{
 		"name": "Twitter Cards",
 		"description": "Con las tarjetas de Twitter, puedes adjuntar fotos, videos y experiencias multimedia a tweets."
-	}
+	},
+	"default-image": "Imagen predeterminada"
 }

bl-themes/clean-blog/index.php

@@ -16,13 +16,13 @@
       <div class="container">
         <a class="navbar-brand" href="<?php echo $Site->url() ?>"><?php echo $Site->title() ?></a>
         <button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#navbarResponsive" aria-controls="navbarResponsive" aria-expanded="false" aria-label="Toggle navigation">
-          Menu
+	<?php echo $Language->get('Menu') ?>
           <i class="fa fa-bars"></i>
         </button>
         <div class="collapse navbar-collapse" id="navbarResponsive">
           <ul class="navbar-nav ml-auto">
             <li class="nav-item">
-              <a class="nav-link" href=<?php echo $Site->url() ?>Home</a>
+              <a class="nav-link" href="<?php echo $Site->url() ?>"><?php echo $Language->get('Home') ?></a>
 	    </li>
             <?php
               foreach ($staticPages as $staticPage) {