* Removes need to use babel-register
- Adds watch to watch changes when running the test to regenerate
- Tests are now pure node 8
* Adds timing to helper.js
* Update contribution guide
* Adds inline sourcemaps generation to restore coverage
* nits
* Introduces flow types for storage
* Better typing of QueryOptions
* Adds flow types to SchemaCOntroller,
- runs flow on pre tests
- fixes flow
* Adds ClassLevelPermissions type
* Moves Controller types into a single file
* Changes import styles
* Changes import styles
* fixing method setIndexesWithSchemaFormat (#4454)
Fixing invalid database code in method `setIndexesWithSchemaFormat`:
* It must be a transaction, not a task, as it executes multiple database changes
* It should contain the initial queries inside the transaction, providing the context, not outside it;
* Replaced the code with the ES6 Generator notation
* Removing the use of batch, as the value of the result promise is irrelevant, only success/failure that matters
* nits
* Fixes tests, improves flow typing
* Add handleShutdown Test of MongoStorageAdapter.
* Add `handleShutdown` function in PostgresStorageAdapter, with it's test.
* Replace the _pgp to _client
* Use `adapter._client.$pool.ending` to ckeck is ending
* Add `handleShutdown()` in ParseServer.spec.js
* Trigger
* Set Server to Default
* Added basic validation of publicServerURL
* Fixed up 'verifyServerUrl' and added tests
* Use Parse.serverURL instead, general cleanup.
* Test server port moved to 13376
* Removed reconfigureServer calls with simple changing of Parse.serverURL
* changed var to const
* Disabled automatic serverURL verification during testing, moved verification call into app.on('mount') callback, removed setTimeout from verification.
