ENH: Make ctkCrosshairLabelTest2 more robust
ENH: Make ctkCrosshairLabelTest2 more robust

In ctkCrosshairLabelTest2 the ctkCrosshairLabel intermittently failed to retain
its new size after resize(). To work around that behavior, group the tests for
odd and even sizes.

SINTEFMedtek/CTK,CJGoch/CTK,jcfr/CTK,CJGoch/CTK,commontk/CTK,SINTEFMedtek/CTK,CJGoch/CTK,jcfr/CTK,SINTEFMedtek/CTK,commontk/CTK,CJGoch/CTK,SINTEFMedtek/CTK,CJGoch/CTK,SINTEFMedtek/CTK,commontk/CTK,jcfr/CTK,jcfr/CTK,jcfr/CTK,commontk/CTK