Add Travis and docs badges

Signed-off-by: Michal Čihař <michal@cihar.com>

README.rst

@@ -13,6 +13,14 @@ will be merged to Git.
     :alt: Translation status
     :target: https://hosted.weblate.org/engage/phpmyadmin/?utm_source=widget
 
+.. image:: https://travis-ci.org/phpmyadmin/localized_docs.svg?branch=master
+    :alt: Build status
+    :target: https://travis-ci.org/phpmyadmin/localized_docs
+
+.. image:: https://readthedocs.org/projects/phpmyadmin/badge/?version=latest
+    :target: http://docs.phpmyadmin.net/en/latest/?badge=latest
+    :alt: Documentation Status
+
 Requirements
 ------------