DO NOT MERGE - Allow the workspace to swipe while it's loading.

You still can't modify the contents of the workspace while it's loading,
but this makes it appear a little bit more responsive.  Launching apps
while the launcher is loading has always been possible.

Bug: 2748595
Change-Id: Icf252beaee5b801b30216202ce6032c4d565cde3
2 files changed