Add alumni login + Working mess info update

[dev9318]

• Working alumni login
• Working mess info API to integrate with mess-i API
• Add interest to events

[codecov[bot]]

Codecov Report

Merging #475 (6c120be) into master (4c8a02a) will decrease coverage by 1.35%. The diff coverage is 49.27%.

@@             Coverage Diff             @@
##            master     #475      +/-   ##
===========================================
- Coverage   100.00%   98.64%   -1.36%     
===========================================
  Files          131      131              
  Lines         5040     5149     +109     
===========================================
+ Hits          5040     5079      +39     
- Misses           0       70      +70     

Impacted Files	Coverage Δ
messmenu/views.py	22.89% <15.78%> (-77.11%)	:arrow_down:
other/serializers.py	95.74% <33.33%> (-4.26%)	:arrow_down:
events/views.py	95.50% <66.66%> (-4.50%)	:arrow_down:
events/models.py	100.00% <100.00%> (ø)
events/serializers.py	100.00% <100.00%> (ø)
login/helpers.py	100.00% <100.00%> (ø)
login/views.py	100.00% <100.00%> (ø)
messmenu/admin.py	100.00% <100.00%> (ø)
messmenu/models.py	100.00% <100.00%> (ø)
messmenu/serializers.py	100.00% <100.00%> (ø)
... and 5 more

:mega: Codecov can now indicate which changes are the most critical in Pull Requests. Learn more