mlr3mbo 0.1.2

• refactor: adapt to mlr3tuning 0.18.0.
• feat: Acquisition functions now assert whether surrogates match their required predict type.
• fix: Unloading mlr3mbo removes optimizers and tuners from the dictionaries.
• docs: faster examples.
• feat: characters in surrogate regression tasks are no longer automatically converted to factors.
  default_surrogate now respects this and gained an appropriate pipeline step.
• feat: AcqFunctionAEI added.
• docs: fix of docs, README and bibentries.