Added more information to the deprecation notice

Deprecated usage of binary fields whose length exceeds the platform maximum

Closes #3187.

Fixes from PHPStan l1 for tests

Added support for available DSN parameters for the PDOSqlsrv driver

Added functional test for date arithmetic using a column reference for SQLite

Remove dependency on doctrine/common

Add MySQL 8 reserved keywords

Import simplified version of Common\Util\Debug for var dumping purposes

Fix incorrect exception thrown from SQLAnywhere16Platform

Fix composer branch aliases

Added keywords OVER and RETURNING for MariaDb102

Introduced binary binding type to support binary parameters on Oracle

Test against Postgres 11

When building a limit query, zero offset without a limit should be ignored

MSSQL DLL 5.2.0 has been released.

initialize sql array into platform files

Allow creating PRIMARY KEY AUTOINCREMENT fields for sqlite

Enable testing with IBM DB2 on Travis 

added improvement type into pull request template

1. Use the actual dsdriver distribution
2. Introduced `AbstractPlatform::getCharMaxLength()` since `CHAR` and `VARCHAR` limitations are different on DB2.