ground fill crash bug fix

git-svn-id: http://fritzing.googlecode.com/svn/trunk@6888 85f94c43-f63a-0410-9d22-21439860c375
possible quote dialog mac tweaks

git-svn-id: http://fritzing.googlecode.com/svn/trunk@6889 85f94c43-f63a-0410-9d22-21439860c375