Pydal2sql-core

Fix

* If 'default=' is a callable, it's result is NOT stored in the CREATE statement ([`3548347`](https://github.com/robinvandernoord/pydal2sql-core/commit/35483479c63986110e69dfd61a7d75ede15262be))

Fix

* Require 'black' as a dependency ([`3cf51d3`](https://github.com/robinvandernoord/pydal2sql-core/commit/3cf51d3894e90ddd5ea6677c4fdb70a1b03a364b))

Fix

* Sqlite:memory is now mapped to sqlite dialect ([`3aa4666`](https://github.com/robinvandernoord/pydal2sql-core/commit/3aa466602e6acb771fb63189f74cfa8eaaf398f0))
* **typedal:** TypeDAL 2.2 fix ([`2f2f3e4`](https://github.com/robinvandernoord/pydal2sql-core/commit/2f2f3e446bb714df9d86f8f5b525aeac8cb8dd3d))

Fix

* Don't `create` on `alter` fail automatically, let the user decide ([`2fbc3cc`](https://github.com/robinvandernoord/pydal2sql-core/commit/2fbc3cc0fe085a7aeec466c4f6fb3ce82e96fd72))

Fix

* **create:** Migrations are now printed in the same order the tables are defined ([`ad2b1f8`](https://github.com/robinvandernoord/pydal2sql-core/commit/ad2b1f8e281f425baee1fb2efec84f0850f5c307))

Fix

* Use `--output-file -` will print to stdout ([`e49a7ac`](https://github.com/robinvandernoord/pydal2sql-core/commit/e49a7ac171089fb4c06c38d7eebdff2eda49f8cf))
* Don't write empty migrations ([`c2cb33e`](https://github.com/robinvandernoord/pydal2sql-core/commit/c2cb33ede1db6de95261aa361c66d9e992b0219b))