* Avoid expensive runtime inspection of known callables ([277](https://github.com/Bluetooth-Devices/dbus-fast/issues/277)) ([`0271825`](https://github.com/Bluetooth-Devices/dbus-fast/commit/0271825e7338dd8422975d9289768363b5b6b9de))
2.21.0
Feature
* Speed up message callbacks ([276](https://github.com/Bluetooth-Devices/dbus-fast/issues/276)) ([`2b8770b`](https://github.com/Bluetooth-Devices/dbus-fast/commit/2b8770b892ee75b851d5d58967e3a9e3149430dc))
2.20.0
Feature
* Speed up run time constructed method handlers ([275](https://github.com/Bluetooth-Devices/dbus-fast/issues/275)) ([`9f54fc3`](https://github.com/Bluetooth-Devices/dbus-fast/commit/9f54fc3194370bb4c6fd51c158b577adce1b517f))
2.19.0
Feature
* Speed up ServiceInterface callbacks with cython methods ([274](https://github.com/Bluetooth-Devices/dbus-fast/issues/274)) ([`0e57d79`](https://github.com/Bluetooth-Devices/dbus-fast/commit/0e57d798a2f171f804603cb5a3659de08092e74b))
2.18.0
Feature
* Small speed up to the aio message reader ([273](https://github.com/Bluetooth-Devices/dbus-fast/issues/273)) ([`8ee18a1`](https://github.com/Bluetooth-Devices/dbus-fast/commit/8ee18a1355b247e3ef9c7ad5f561d7cc8f9cf4a2))
2.17.0
Feature
* Reduce duplicate code in aio MessageBus ([272](https://github.com/Bluetooth-Devices/dbus-fast/issues/272)) ([`502ab0d`](https://github.com/Bluetooth-Devices/dbus-fast/commit/502ab0d47f667bb24cd7b3f1d8fa97e2d0345676))