Advancements with postgres (#2510)

* Start DB runner from tests

* Connect GridstoreAdapter only when needed

* removes unused package

* better test errors reporting

* Adds support for __op.Delete

* Better test error reporting

* Makes sure all tests can run without crashing

* Use xdescribe to skip test suite

* Removes unused dependencies

* Let volatiles classes be created with PG on start

* Do not fail if class dont exist

* adds index.spec.js to the pg suite

* Use a new config each test to prevent side effects

* Enable EmailVerificationToken specs with pg

* Makes sure failure output is not cut

* Reduces number of ignored tests in ParseObject.spec

* Inspect reconfiguration errors

* Mark GlobalConfig is incompatible with PG

- Problem is with nested updates (param.prop = value)

* PG: Nested JSON queries and updates

- Adds support for nested json and . operator queries
- Adds debug support for PG adapter
- Adds loglevel support in helper

* Enable working specs in ParseUser

* Sets default logLevel in tests to undefined

* Adds File type support, retores purchaseValidation specs

* Adds support for updating jsonb objects

- Restores PushController tests

* Proper implementation of deleteByQuery and ORs

- Adds ParseInstallation spec to the test suite

* xit only failing tests

* Nit on ParseAPI spec

* add sorting operator

* properly bound order keys

* reverts describe_only_db behavior

* Enables passing tests

* Adds basic support for relations, upsertOneObject aliased to createObject

* progress on queries options

* Fix ACL update related problems

* Creates relation tables on class creation

* Adds Relation tests

* remove flaky tests

* use promises instead of CB

* disable flaky test

* nits

* Fixes on schema spec

- Next thing is to implemenet geopoint and files correctly

* fix failues

* Basic GeoPoint support

* Adds support for $nearSphere/$maxDistance geopoint queries

* enable passing tests

* drop tables afterEach for PG, clean up relation tables too

* Better initialization/dropTables

.travis.yml

@@ -9,6 +9,8 @@ addons:
 before_script:
   - ls -al "$HOME/.mongodb/versions"
   - psql -c 'create database parse_server_postgres_adapter_test_database;' -U postgres
+  - psql -c 'CREATE EXTENSION postgis;' -U postgres -d parse_server_postgres_adapter_test_database
+  - psql -c 'CREATE EXTENSION postgis_topology;' -U postgres -d parse_server_postgres_adapter_test_database
 env:
   global:
   - COVERAGE_OPTION='./node_modules/.bin/istanbul cover'
@@ -26,7 +28,8 @@ branches:
 cache:
   directories:
   - "$HOME/.mongodb/versions"
-after_script: "./node_modules/.bin/codecov"
+after_script:
+- bash <(curl -s https://codecov.io/bash)
 deploy:
   provider: npm
   email: