Revert "Animate out bubbles in reverse of the way they animate in."

This reverts commit 90ff97ee31106f80b668d8aefda62dd671f4a21a.

Reason for revert: breaks some tests / behaviour; revert til fix
Change-Id: I40cee68dcd637d574bff4add692b3ef636e2e6f3
3 files changed