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

spec/ParseACL.spec.js

@@ -155,7 +155,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl an object owned by one user and public delete", (done) => {
+  it("acl an object owned by one user and public delete", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -359,7 +359,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl making an object publicly readable and public get", (done) => {
+  it("acl making an object publicly readable and public get", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -407,7 +407,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl making an object publicly readable and public find", (done) => {
+  it("acl making an object publicly readable and public find", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -457,7 +457,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl making an object publicly readable and public update", (done) => {
+  it("acl making an object publicly readable and public update", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -504,7 +504,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl making an object publicly readable and public delete", (done) => {
+  it("acl making an object publicly readable and public delete", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -548,7 +548,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl making an object publicly writable and public get", (done) => {
+  it("acl making an object publicly writable and public get", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -595,7 +595,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl making an object publicly writable and public find", (done) => {
+  it("acl making an object publicly writable and public find", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -642,7 +642,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl making an object publicly writable and public update", (done) => {
+  it("acl making an object publicly writable and public update", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -688,7 +688,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl making an object publicly writable and public delete", (done) => {
+  it("acl making an object publicly writable and public delete", (done) => {
     // Create an object owned by Alice.
     var user = new Parse.User();
     user.set("username", "alice");
@@ -1051,7 +1051,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl sharing with another user and public delete", (done) => {
+  it("acl sharing with another user and public delete", (done) => {
     // Sign in as Bob.
     Parse.User.signUp("bob", "pass", null, {
       success: function(bob) {
@@ -1093,7 +1093,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])("acl saveAll with permissions", (done) => {
+  it("acl saveAll with permissions", (done) => {
     Parse.User.signUp("alice", "wonderland", null, {
       success: function(alice) {
         var acl = new Parse.ACL(alice);
@@ -1202,7 +1202,7 @@ describe('Parse.ACL', () => {
     });
   });
 
-  it_exclude_dbs(['postgres'])('regression test #701', done => {
+  it('regression test #701', done => {
     var anonUser = {
       authData: {
         anonymous: {