Retry TemporaryFolder.newFolder's call to mkdir if the call does not create a new directory.
Retry TemporaryFolder.newFolder's call to mkdir if the call does not create a new directory.

Closes #1304

junit-team/junit4,junit-team/junit,kcooney/junit,stefanbirkner/junit,AxelMonroyX/junit4,jhfjhfj1/junit,ashleyfrieze/junit,kcooney/junit,mekwin87/junit4,junit-team/junit4,alb-i986/junit,jhfjhfj1/junit,AxelMonroyX/junit4,alb-i986/junit,powazny/junit4,junit-team/junit,mekwin87/junit4,panchenko/junit,AxelMonroyX/junit4,ashleyfrieze/junit,mekwin87/junit4,kcooney/junit,stefanbirkner/junit,junit-team/junit,powazny/junit4,panchenko/junit,mekwin87/junit4,panchenko/junit,junit-team/junit4,ashleyfrieze/junit,stefanbirkner/junit,powazny/junit4,alb-i986/junit,jhfjhfj1/junit