Update README.md

Author: arzynik

README.md

@@ -27,6 +27,7 @@ Deploy crunchbutton on heroku
 
 [![Deploy](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy?template=https://github.com/crunchbutton/crunchbutton&env[THEME]=seven&env[DATABASE_URL]=null&env[USE_ENCRYPTION_KEY]=true&env[ADMIN_LOGIN]=admin&env[ADMIN_PASSWORD]=password&env[ADMIN_NAME]=Super%20Admin)
 
+---
 
 #### License
 This Community Version is made available under Free Software Foundation's GNU AGPLv3. For the full content of the license, please visit https://www.gnu.org/licenses/agpl-3.0.html.