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/ParseRole.spec.js

@@ -7,7 +7,7 @@ var Auth = require("../src/Auth").Auth;
 var Config = require("../src/Config");
 
 describe('Parse Role testing', () => {
-  it_exclude_dbs(['postgres'])('Do a bunch of basic role testing', done => {
+  it('Do a bunch of basic role testing', done => {
     var user;
     var role;
 
@@ -76,7 +76,7 @@ describe('Parse Role testing', () => {
     return role.save({}, { useMasterKey: true });
   };
 
-  it_exclude_dbs(['postgres'])("should not recursively load the same role multiple times", (done) => {
+  it("should not recursively load the same role multiple times", (done) => {
     var rootRole = "RootRole";
     var roleNames = ["FooRole", "BarRole", "BazRole"];
     var allRoles = [rootRole].concat(roleNames);
@@ -142,7 +142,7 @@ describe('Parse Role testing', () => {
 
   });
 
-  it_exclude_dbs(['postgres'])("should recursively load roles", (done) => {
+  it("should recursively load roles", (done) => {
     var rolesNames = ["FooRole", "BarRole", "BazRole"];
     var roleIds = {};
      createTestUser().then( (user) => {
@@ -174,7 +174,7 @@ describe('Parse Role testing', () => {
      });
   });
 
-  it_exclude_dbs(['postgres'])("_Role object should not save without name.", (done) => {
+  it("_Role object should not save without name.", (done) => {
     var role = new Parse.Role();
     role.save(null,{useMasterKey:true})
     .then((r) => {
@@ -245,7 +245,7 @@ describe('Parse Role testing', () => {
 
   });
 
-  it_exclude_dbs(['postgres'])('can create role and query empty users', (done)=> {
+  it('can create role and query empty users', (done)=> {
     var roleACL = new Parse.ACL();
     roleACL.setPublicReadAccess(true);
     var role = new Parse.Role('subscribers', roleACL);
@@ -265,7 +265,7 @@ describe('Parse Role testing', () => {
   });
 
   // Based on various scenarios described in issues #827 and #683,
-  it_exclude_dbs(['postgres'])('should properly handle role permissions on objects', (done) => {
+  it('should properly handle role permissions on objects', (done) => {
     var user, user2, user3;
     var role, role2, role3;
     var obj, obj2;