Bump version and add changelog

docs/changelog.rst

 CHANGELOG
 =========
 
+1.2.0(2021-01-21)
+-----------------
+
+- Features:
+    - Adding support for related views (Thanks to @Natureshadow)
+
+- Project Enhancements:
+  - Dropping support for Python <3.7
+  - Dropping support for Django <2.0
+  - Forked as django-menu-generator-ng due to lack of maintenance
+
 1.1.0(2020-11-15)
 -----------------
 

menu_generator/__init__.py

 __author__ = 'Milton Lenis'
 __description__ = 'A straightforward menu generator for Django'
-__version__ = '1.1.0'
+__version__ = '1.2.0'
 
 default_app_config = 'menu_generator.apps.MenuAppConfig'