Exception events are not handled

[m-seker]

The client should be able to handle exception events from QML debugger and modify the state accordingly with StoppedEvent("exception") otherwise client gets stuck in a broken state.

https://github.com/microsoft/vscode/blob/6b4b3613197627103278608c4070d809dffb260b/src/vs/workbench/contrib/debug/common/debugProtocol.d.ts#L130

qml-debug/src/debug-adapter.ts

Line 168 in 4fb32e0

public onEvent(event : QmlEvent<any>) : void

https://code.woboq.org/qt5/qtdeclarative/src/qmldebug/qv4debugclient.cpp.html#545