Bug#855518: panel-mate: got crazy on some sizes only! either got new line of list of windows

[PICCORO McKAY Lenz]

the panel got fliker and crazy only on certain combinations:

got crazy on some sizes only! either got new line of list of windows

Related:
* https://bugs.launchpad.net/ubuntu/+source/gnome-panel/+bug/152838
* https://github.com/mate-desktop/mate-panel/issues/277
* https://github.com/mate-desktop/mate-panel/issues/269#issuecomment-280940443

i discovered that when i resising the panel to inpar size numbers, the
icons list dont filker, but in numeric par size filck always for same
amount of windows list, lest ilustrate:

i have 8 windows opened in the mate desktop

the panel are in 42 pixels, so windows will got crazy if i open one
more program, but if panel has 82 as size, the new window willplace in
new line up to down .. event are more space available, more info are
in the github relarted issue 269


Lenz McKAY Gerardo (PICCORO)
http://qgqlochekone.blogspot.com