Open Loading Modal on "marketPurchaseStarted", and close it when done.
Loading Modal / listen to "buyMore" event only when in Dialog Modal (and not in Loading Modal).
commits
Merge branch 'ran_loading_dialog'

* ran_loading_dialog:
  commits
  Loading Modal / listen to "buyMore" event only when in Dialog Modal (and not in Loading Modal).
  Open Loading Modal on "marketPurchaseStarted", and close it when done.