Update all.clj

fixed minor spelling errors
Added: some error handling, add program/course in api, department queries
API/Query: delete courses and programs
Added room listing to json api
basic authorization for API course routes
Merge branch 'master' into api-rework-it2
Updated schema with datadump
Started refactor
Added schema.clj
Query refactor
Merge branch 'master' into database-api-refactor