Merge pull request #295 from Genshin/grading_method_libs_rename

Grading method libs rename
Merge branch 'master' into grading_method_libs

Conflicts:
	admin/app/helpers/gaku/admin_helper.rb
	admin/spec/features/grading/grading_methods_spec.rb
	core/lib/gaku/testing/factories/grading_method_factory.rb
Merge branch 'master' into grading_method_libs

Conflicts:
	admin/.ruby-version
	core/.ruby-version
	core/lib/gaku/grading/calculations.rb
	core/lib/gaku/grading/grade.rb
	core/lib/gaku/grading/japanese_hs_standard.rb
Merge branch 'master' into grading_method_libs

Conflicts:
	.ruby-version
	archive/.ruby-version
Turn off SSE in course grading
WIP: Fix basic grading methods
Add realtime grading
Refactor grading methods
Include percentage method in GradingMethod model
Merge branch 'grading_method_libs' of github.com:Genshin/gaku into grading_method_libs_rename

Conflicts:
	admin/app/helpers/gaku/admin_helper.rb
	admin/spec/features/grading/grading_methods_spec.rb
	core/lib/gaku/grading/calculations.rb
	core/lib/gaku/grading/grade.rb
	core/lib/gaku/grading/japanese_hs_standard.rb
	core/lib/gaku/testing/factories/grading_method_factory.rb