Do not hide the toast for the blocked message

Authored by Florian on May 16 2017, 5:31 PM.

Description

Do not hide the toast for the blocked message

This also implements a way for users of the toast module to pass
further options to the mw.notify function, if needed.

Bug: T165513
Change-Id: If31bee9e6d686b311853ba2b37ea4136564ed72c

Details