Get GCSAdapter up to snuff with FilesController + FilesControllerTestFactory
* 'master' of https://github.com/ParsePlatform/parse-server: (102 commits)
Remove duplicated instructions
Release and Changelog for 2.1.4
fixes missing coverage with sh script
Fix update system schema
Adds optional COVERAGE
Allows to pass no where in $select clause
Sanitize objectId in
Fix delete schema when actual collection does not exist
Fix replace query overwrite the existing query object.
Fix create system class with relation/pointer
Use throws syntax for errors in SchemasRouter.
Completely migrate SchemasRouter to new MongoCollection API.
Add tests that verify installationId in Cloud Code triggers.
Propagate installationId in all Cloud Code triggers.
Add test
expiresAt should be a Date, not a string. Fixes#776
Fix missing 'let/var' in OneSignalPushAdapter.spec.
Don't run any afterSave hooks if none are registered.
Fix : remove query count limit
Flatten custom operations in request.object in afterSave hooks.
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