Service clean up

[drewda]

No description provided.

[codecov-io]

Codecov Report

Merging #954 into master will not impact coverage by -0.5%.

@@            Coverage Diff            @@
##           master     #954     +/-   ##
=========================================
- Coverage   91.44%   90.94%   -0.5%     
=========================================
  Files          99       99             
  Lines        3836     3812     -24     
=========================================
- Hits         3508     3467     -41     
- Misses        328      345     +17

Impacted Files	Coverage Δ
app/services/gtfs_graph.rb	89.96% <ø> (-3.75%)	❌
app/models/changeset.rb	88.48% <ø> (-3.4%)	❌
app/controllers/api/v1/routes_controller.rb	86.66% <ø> (ø)	✅
app/serializers/route_serializer.rb	100% <ø> (ø)	✅

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[drewda]

FYI, @irees and @doublestranded, just some clean up.