Always update Labbook iframe URL when action is requested
Always update Labbook iframe URL when action is requested

- in some cases it breaks due to Shutterbug caching (so the new url is the same as the old one, but we should reload iframe)
- previous solution was a bad idea in general - we don't know if user changes location within iframe

concord-consortium/lara,concord-consortium/lara,concord-consortium/lara,concord-consortium/lara,concord-consortium/lara