Fixed some compiler warnings including those mentioned in bug #1115.
Fixed some compiler warnings including those mentioned in bug #1115.
simon04/jfreechart,jfree/jfreechart,GitoMat/jfreechart,simon04/jfreechart,GitoMat/jfreechart,jfree/jfreechart,GitoMat/jfreechart,GitoMat/jfreechart,jfree/jfreechart,jfree/jfreechart,simon04/jfreechart,simon04/jfreechart