lock confusing logging behind knob (#65)

Changes:
- Fix changing runtime vars via writes to utils constants
- Lock extensive overwrite logging behind knob
- update hooks

Version 0.11.2

Version 0.11.1

Version 0.11.0

mitigate deadlock with full_isolation off & other fixes (#54)

Changes:

- fix deadlock with full_isolation off
- fix Transaction failing over AsyncDatabaseHelper
- fix testclient constructor interface matching database constructor
  interface
- lock down jdbc to use only one connection per engine, this should fix
  the segfaults
- don't execute concurrent tests with mssql on github
- update docs with warning concerning mssql and threading

fix transactions in multithreading contexts (#53)

Changes:

- fix transactions with multithreading
- stack the transaction backend instances on the transaction stack and
  remove ACTIVE_TRANSACTIONS (unreliable with multithreading)
- bump version
- cleanup utils move  async helpers to corresponding files
- decrease connection counter on failed start calls (transaction) when not using `__aenter__`

version bump & documentation (#51)

Changes:

- bump version
- document debugging knob

full isolation mode & force_rollback fixes (#48)

Changes:
- add full_isolation mode.
- `batched_iterate` interface of `Connection` differed from the one of `Database`.
- `iterate` interface of `Connection` differed from the one of `Database`.
- Hooks are not called anymore on automatically created Database objects (fixes problems with subdatabases).
- More multithreading safety.
- Fixes for force_rollback
- bump version
- fix link in docs

improve multiloop callforwarding (#46)

Changes:

- improve call forwarding
- allow now using connect instead of the async contextmanager
- unbreak idioms which does not use the returned Database of async
  contextmanager but the parent database in multi loop contexts
- unbreak force_rollback in multi loop contexts

multithread safety (#45)

Changes:

- make databasez threadsafe
- bump version