File _patchinfo of Package patchinfo.6486

<patchinfo incident="6486">
  <packager>mgorse</packager>
  <issue tracker="bnc" id="1021476">Fix crash when using page-down on GtkListBox</issue>
  <category>recommended</category>
  <rating>moderate</rating>
  <summary>Recommended update for gtk3</summary>
  <description>The GTK3 library was updated to version 3.20.10, which brings many stability fixes.

This update was imported from the SUSE:SLE-12-SP2:Update update project.</description>
</patchinfo>