fix: page title

_includes/head.html

@@ -6,7 +6,7 @@
   <meta http-equiv="X-UA-Compatible" content="ie=edge,chrome=1">
   <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
   <base href="{{ site.baseurl }}">
-  <title>{% if page.title %}{{ page.title }} - {% endif %}{{ site.title }}</title>
+  <title>{% if page.title %}{{ page.title }}{% endif %}</title>
   <meta name="author" content="{{ site.author }}">
   <meta name="description" content="{{ site.description }}">
   <meta name="viewport" content="width=device-width, initial-scale=1">

index.md

 ---
 layout: blocks
-title: IRMA app
+title: IRMA
 lang: en
 lang-ref: index
 date: 2017-11-22T23:00:00.000+00:00