Remove forgotten debugging output
Like this, we don't get a warning when positioning is not yet initialized

Also lets hope it actually works once the position _is_ initialized. :)
Fix modRana not shutting down cleanly when running with Silica component set

Turns out setting the cover to an element that fails to load _does_ make it transparent,
but also prevents the application from shutting down cleanly.

But:

cover : null

This also makes the cover transparent, but modRana again shuts down cleanly.