A Timer will only be created for the analysis task when necessary. This
ensures that the ScopedJuceInitialiser_GUI member inside the
DocumentController is initialised before a Timer instance is even
created.

When the host creates an IContextMenu, the initial refcount should be 1 rather than zero.

This allows real-time threads to join an audio workgroup on Apple platforms.

AudioProcessorParameterWithID pre-dates HostedAudioProcessorParameter,
which is why AudioProcessorParameterWithID was initially used for this
purpose.

Reintegrates changes from cf9fc84669