CLC-4487 - Updated Canvas::CourseUser spec to use updated Rspec syntax
CLC-4487 - Added Canvas::Egrades#is_official_course method to indicate if course site has official sections, with default cache support
CLC-4487 - Added CanvasCourseGradeExportController#is_official_course public API endpoint
Merge pull request #3134 from redconfetti/CLC-4487-official-course-boolean-api

CLC-4487 - eGrades Export Tool: Add API endpoint to identify if Canvas Course is official or not (based on SIS Course ID)
CLC-4487 - Converted JSON key to camcelcase
CLC-4486 - Converted JSON keys to camelcase
Merge pull request #3135 from redconfetti/CLC-4484-convert-to-camelcase

CLC-4484 - Converting JSON keys to camelcase
CLC-4487 - Updated CanvasCourseGradeExportController to initialize Canvas::Egrades without user id.
Updated #is_official_course to require canvas_course_id parameter instead of session variable
CLC-4487 - Remove requirement for user_id option with Canvas::Egrades
Merge pull request #3136 from redconfetti/CLC-4487-fix-forbidden

CLC-4487 - Resolve issue with CanvasCourseGradeExportController#is_official_course
CLC-4487 - Added cross origin access headers to CanvasCourseGradeExportController#is_official_course API end-point
CLC-4488 - eGrades Export Tool: Refactor Javascript to link to eGrades Export tool installed in 'Official Courses' sub-account
Merge pull request #3137 from redconfetti/CLC-4488-egrades-official-course-js-link

CLC-4488 - eGrades Export Tool: Refactor Javascript to link to eGrades Export tool installed in 'Official Courses' sub-account
CLC-4402 Reduce log noise in MyAdvising & support reduced log noise elsewhere
Simplifies our codebase at the cost of the unused "503" vs. "500" distinction.
CLC-4488 - Expanded conditional check on existence of officialCourseResponse
CLC-4488 - Narrowed allowed request types for #is_official_course. Added Rspec test to ensure allowed origin is never a wildcard.
Merge pull request #3138 from raydavis/raywip

CLC-4402 Reduce log noise from proxy problems
Merge pull request #3139 from redconfetti/CLC-4488-small-fixes

CLC-4488 - Minor fixes