Merge branch 'update-changelog' into 'master'

Update changelog

See merge request AlekSIS/AlekSIS!145

CHANGELOG.rst

 Changelog
 =========
 
+
+`2.0a1`_
+--------
+
+New features
+~~~~~~~~~~~~
+
+* Migrate to materialize.css
+* Dashboard
+* Notifications via SMS (Twilio), Email or on the dashboard
+* Admin interface
+* Devs: Background Tasks with Celery
+* Turn into installable PWA
+
+Minor changes
+~~~~~~~~~~~~~
+
+* Customisable save_button template
+* Redesign error pages
+
+Bug fixes
+~~~~~~~~~
+
+* setup_data no longer forces database connection
+
 `1.0a4`_
 --------
 
@@ -53,3 +78,4 @@ Minor changes
 _`1.0a1`: https://edugit.org/Teckids/AlekSIS/AlekSIS/-/tags/1.0a1
 _`1.0a2`: https://edugit.org/Teckids/AlekSIS/AlekSIS/-/tags/1.0a2
 _`1.0a4`: https://edugit.org/Teckids/AlekSIS/AlekSIS/-/tags/1.0a4
+_`2.0a1`: https://edugit.org/Teckids/AlekSIS/AlekSIS/-/tags/2.0a1