Docs: add Twitter handle

README.md

@@ -84,6 +84,8 @@ feedback! Same for issues or feature requests.
 
 Thank you for flying mhi airlines. Get your Vim on!
 
+You can also follow me on Twitter: [@_mhinz_](https://twitter.com/_mhinz_)
+
 Installation & Documentation
 ----------------------------
 

doc/startify.txt

@@ -310,6 +310,7 @@ getting feedback! Same for issues or feature requests.
 
 Thank you for flying mhi airlines. Get the Vim on!
 
+You can also follow me on Twitter: [@_mhinz_](https://twitter.com/_mhinz_)
 
 ==============================================================================
 8. License                                                    *startify-license*