Merge branch 'development' into 'attendance_rate'

src/libs/convert/ageRangeAggregate.js

src/libs/convert/educationLevelModAgg.js

src/libs/convert/specialEducation.js

src/libs/middlewares/aggregateData.js

src/libs/middlewares/id2str.js

src/libs/routes_v1/api.js

src/libs/routes_v1/enrollmentAggregate.js