Resizing window corrupts the terminal (col,row) settings
OS: OSX 10.10.4 Iterm2 version Build 2.9.20150626 Open a new window. Run a command to make the issue easier to see. "traceroute downloads.raspberrypi.org" Now resize the screen using by click and drag to the narrowest and smallest and return. do that a few times and the settings get corrupted with characters of your prompt getting put into the display and you lose the left justification of the screen. Not sure if some of this is related to #3684 (closed)
