watari

I know that this is dangerous and should be used with caution. I try to explain my reasons about why I propose this approach. This approach will be very useful...

@caciobanu , can you, please, comment my explanation of approach?

@redthor, I have some ideas about implementation. About configuration: - each bundle should be explicitly indicated in configuration. - migrations directory and namespace for each of bundles will be assumed...

@redthor , @caciobanu , I forked your extensions and modified logic for bundles support. [doesntmattrmongodb-migrations-bundle](https://github.com/watari/mongodb-migrations-bundle/pull/1) [doesntmattr/mongodb-migrations](https://github.com/watari/mongodb-migrations/pull/1) Can you check them and say your opinion? At the current moment only logic...