Merge branch 'fb-update-all-gems' into 'master'

.rubocop.yml

Gemfile

Gemfile.lock

fizzy_api.gemspec

lib/fizzy/api/version.rb

spec/factories/basic_auth_session.rb

spec/fizzy/api/endpoints/calculate_outcome_spec.rb

spec/fizzy/api/endpoints/render_graph_spec.rb

spec/fizzy/api/endpoints/render_graph_synchronous_spec.rb

spec/fizzy/api/endpoints/render_overview_spec.rb

spec/fizzy/api/sessions/basic_auth_session_spec.rb

spec/spec_helper.rb