Update version number

CHANGELOG.md

 # Change Log
 
-## Version ??? - soon
+## Version 1.2.4 - 2021-04-28
 
 - Custom title to error pages
 - Update FAQ
 - More captions for planning
 - Reworked file upload to allow for file replacement (and not just upload to a new unique name)
 - Fix bugs
+- Added links to home page
 
 ## Version 1.2.3 - 2021-04-25
 

site_settings/constants.py

 # The website version number
-WEBSITE_VERSION = "1.2.3"
-WEBSITE_VERSION_DATE = "2021-04-25"
+WEBSITE_VERSION = "1.2.4"
+WEBSITE_VERSION_DATE = "2021-04-28"
 
 WEBSITE_FULL_VERSION = "{} - {}".format(
 	WEBSITE_VERSION, WEBSITE_VERSION_DATE