Just some small things

[lucaboesch]

Amend the documentation a tiny bit.

[codecov[bot]]

Codecov Report

Merging #71 (360f77c) into master (e704bde) will decrease coverage by 0.44%. The diff coverage is n/a.

@@             Coverage Diff              @@
##             master      #71      +/-   ##
============================================
- Coverage     57.58%   57.13%   -0.45%     
+ Complexity     3484     3466      -18     
============================================
  Files           331      331              
  Lines         21648    21648              
  Branches       1726     1726              
============================================
- Hits          12465    12368      -97     
- Misses         8132     8245     +113     
+ Partials       1051     1035      -16     

Flag	Coverage Δ
unittests	57.13% <ø> (-0.45%)	:arrow_down:

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...layer/lms/impl/edx/OpenEdxRestTemplateFactory.java	0.00% <0.00%> (-69.24%)	:arrow_down:
...ebservice/servicelayer/dao/TransactionHandler.java	50.00% <0.00%> (-50.00%)	:arrow_down:
...e/weblayer/oauth/DefaultTokenServicesFallback.java	30.00% <0.00%> (-40.00%)	:arrow_down:
...yer/lms/impl/edx/OpenEdxLmsAPITemplateFactory.java	66.66% <0.00%> (-27.78%)	:arrow_down:
...vicelayer/lms/impl/AbstractCachedCourseAccess.java	0.00% <0.00%> (-27.50%)	:arrow_down:
...servicelayer/lms/impl/edx/OpenEdxCourseAccess.java	0.00% <0.00%> (-7.24%)	:arrow_down:
...celayer/lms/impl/edx/OpenEdxCourseRestriction.java	0.00% <0.00%> (-5.82%)	:arrow_down:
...e/servicelayer/dao/impl/WebserviceInfoDAOImpl.java	64.63% <0.00%> (-4.88%)	:arrow_down:
...service/servicelayer/dao/impl/LmsSetupDAOImpl.java	77.06% <0.00%> (-1.84%)	:arrow_down:
...ain/java/ch/ethz/seb/sebserver/gbl/util/Utils.java	57.48% <0.00%> (-0.35%)	:arrow_down:
... and 4 more

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