refactor: Removes attempts to have all exports in one file.

All exports in one file caused a lot of issues: microsoft/TypeScript#9944.

BREAKING CHANGE: No longer supporting exports from one file, import directly from source files instead.

Author: ryasmi

docs/facade.md

@@ -23,6 +23,6 @@ The functions have some common options that they use.
 
 The [facade in this package is a TypeScript interface](../src/Facade.ts), but concrete implementations of the interface are listed below.
 
-- [Memory](https://github.com/js-entity-repos/memory) - Coming Soon
+- [Memory](https://github.com/js-entity-repos/memory)
 - [Mongo](https://github.com/js-entity-repos/mongo) - Coming Soon
 - [Knex](https://github.com/js-entity-repos/knex) - Coming Soon

src/errors/index.ts

@@ -11,7 +11,7 @@ import removeEntityTest from './removeEntity/test';
 import upsertEntityTest from './upsertEntity/test';
 import { TestEntity, TestId } from './utils/testEntity';
 
-export const facadeTest = (facade: Facade<TestId, TestEntity>) => {
+export default (facade: Facade<TestId, TestEntity>) => {
   describe('facade', () => {
     beforeEach(async () => {
       await facade.removeEntities({ filter: {} });

src/index.ts

@@ -1,7 +1,7 @@
 import 'mocha'; // tslint:disable-line:no-import-side-effect
 import * as assert from 'power-assert';
 import { TestEntity, testEntity } from '../../tests/utils/testEntity';
-import createCursorFromEntity from './createCursorFromEntity';
+import createCursorFromEntity from './index';
 
 describe('createCursorFromEntity', () => {
   it('should return undefined when the entity is undefined', () => {

src/signatures/index.ts

@@ -2,8 +2,8 @@ import 'mocha'; // tslint:disable-line:no-import-side-effect
 import * as assert from 'power-assert';
 import { TestEntity, testEntity } from '../../tests/utils/testEntity';
 import Pagination from '../../types/Pagination';
-import createCursorFromEntity from '../createCursorFromEntity/createCursorFromEntity';
-import createPaginationFilter from './createPaginationFilter';
+import createCursorFromEntity from '../createCursorFromEntity';
+import createPaginationFilter from './index';
 
 describe('createCursorFromEntity', () => {
   const sort = { id: true };