quote dialog tweaks for mac crash?

git-svn-id: http://fritzing.googlecode.com/svn/trunk@6965 85f94c43-f63a-0410-9d22-21439860c375
compiler warnings

git-svn-id: http://fritzing.googlecode.com/svn/trunk@6966 85f94c43-f63a-0410-9d22-21439860c375