Add support for nonroutable packets (#26)

Release v1.2.0

feat(python): add pytest plugin to a mocked BaBLEInterface for tests

feat(python): add methods to Characteristic and Service to test equality + use them as dict key

feat(python): add possibility to restrict handlers to a controller id

fix(python): handle error if message is str in bable_exception

feat(python): export Controller and Device + add possibility to create them manually

test(python): fix test uuid

feat(global): add possibility to set connection interval on connect

fix(cpp): fix bug WriteWithoutResponsePeripheral sending back WritePeripheral response

fix(cpp): fix bug on ReadByTypeRequest characteristics configurations

fix(cpp): fix bugs with EmitNotification

feat(global): add possibility to run bable bridge only on 1 controller (to prevent conflicts)

fix(cpp): add TXPowerLevel in parse EIR (ignored) to prevent multiple useless logs

feat(python): set default timeout to None (no timeout)