Update UPGRADE-2.1.md

Author: cordoval

UPGRADE-2.1.md

@@ -3,16 +3,15 @@
 
 ### General
 
-    Make sure you update your namespaces, we changed the Bundles namespace from
-    Mopa\BootstrapBundle
-    to
-    Mopa\Bundle\BootstrapBundle
+Make sure you update your namespaces, we changed the Bundles namespace from `Mopa\BootstrapBundle` to `Mopa\Bundle\BootstrapBundle`.
 
-    You must change the namespace references in:
-     * app/AppKernel.php
-     * Your code making use of any MopaBootstrapBundle classes (e.g. Navbar, MenuBuilder, etc.)
-     * Configuration referencing any classes (e.g. service definitions for menu, navbar, etc.)
-    For info about the branches read https://github.com/phiamo/MopaBootstrapBundle/wiki/Branches-&-Versions
-    If you dont want to care about the twitter/bootstrap dependency, please make sure your [composer.json](https://github.com/phiamo/MopaBootstrapBundle/blob/master/Resources/doc/including_bootstrap.md) is correct
+You must change the namespace references in:
+
+    * app/AppKernel.php
+    * Your code making use of any MopaBootstrapBundle classes (e.g. Navbar, MenuBuilder, etc.)
+    * Configuration referencing any classes (e.g. service definitions for menu, navbar, etc.)
+
+For info about the branches read https://github.com/phiamo/MopaBootstrapBundle/wiki/Branches-&-Versions
+If you dont want to care about the twitter/bootstrap dependency, please make sure your [composer.json](https://github.com/phiamo/MopaBootstrapBundle/blob/master/Resources/doc/including_bootstrap.md) is correct