gazebo 7.8.1+dfsg-4 MIGRATED to testing

[Debian testing watch]

FYI: The status of the gazebo source package
in Debian's testing distribution has changed.

  Previous version: 7.8.1+dfsg-3
  Current version:  7.8.1+dfsg-4

-- 
This email is automatically generated once a day.  As the installation of
new packages into testing happens multiple times a day you will receive
later changes on the next day.
See https://release.debian.org/testing-watch/ for more information.