linuxmint/Cinnamon — pull request #1161 by autarkper (2012-09-19 20:47:48+00:00)
Title: Make a one-pixel high strip of the panel sensitive to left-click.

This makes space in the panel for a one-pixel high strip at the screen edge, reserved for right-click, so that the panel's context menu can always be accessed, no matter how crowded the panel may be.