Cleanup

[localheinz]

• add descriptions to @internal annotations (Add descriptions to @internal annotations #56)
• import all classes in events (Import all classes in events themselves #57)
• fix wrapping (Fix wrapping #58)
• move emitting of events to TestResult (and compose TestFailure) (Move emitting of events to TestResult #59)
• remove Application\Configured event (Remove Application\Configured event #60)
• remove Double infix from method names in emitter (not from event classes) (Remove Double infix from method names in Emitter #61)
• rename testSuiteRunFinished() to testSuiteFinished() (Rename testSuiteRunFinished to testSuiteFinished #63)
• fix co-authored-by comments in commits where necessary (Fix co-authored-by comments in commits where necessary #64)