Update: drop all collections and tables method

Merge pull request mongodb#2028 from DoSomething/millisecond-date-bug

Fix issue parsing millisecond-precision dates before 1970.

Merge pull request mongodb#1988 from divine/laravel_7

[4.x] Laravel 7

Merge pull request mongodb#1979 from divine/fix_make_pivot_public

[fix] Make newPivotQuery function public

Merge pull request mongodb#1972 from divine/refactor_connection_tests

[refactor] tests

Merge pull request mongodb#1695 from josemiguelq/paginating

Improve pagination execution time

✅ Replace str_random usage

Merge pull request mongodb#1806 from halaei/fix-for-non-string-id

fix for non string id

Return proper value instead of _id on QueryBuilder (mongodb#1747)

Fixes mongodb#1741

Fix tests (mongodb#1724)

*   Update Dockerfile, add for methods setUp and tearDown return type hint in all tests, replace fire on dispatch

* Resolve error test with touch

* Use COMPOSER_VERSION in Dockerfile

* Add alias for composer

* Change parent method's names
Broken commit in laravel: laravel/framework@2ee1892

* Remove changes in .travis.yml

* Remove changes from Dockerfile

* Revert changes in docker-compose.yml

* Update image with mysql