Add debug command to list all tracked/excluded Statements and critical tables

[ismail1432]

It would be cool to have a debug command like this:

eniams:safe-migrations:debug that output something like this:

Statement that emit a warning

Class	Statement	Message
Eniams\SafeMigrationsBundle\Statement\NotNullStatement	Not Null	The migration contains a NOT NULL statement, it's unsafe on heavy table and should be compliant with Zero downtime deployment
Eniams\SafeMigrationsBundle\Statement\DropStatement	Drop	The migration contains a DROP statement, it's unsafe on heavy table and should be compliant with Zero downtime deployment

Excluded Statement

Class
Eniams\SafeMigrationsBundle\Statement\RenameStatement

Critical Tables

• user
• product
• ...