add polyline support
add polyline support

imfly/fonteditor,ecomfe/fonteditor,fontmoa/fonteditor,webx32/fonteditor,nagyistoce/ecomfe-fonteditor,imfly/fonteditor,noikiy/fonteditor,webx32/fonteditor,moyogo/fonteditor,2947721120/fonteditor,2947721120/fonteditor,webx32/fonteditor,moyogo/fonteditor,fontmoa/fonteditor,moyogo/fonteditor,imfly/fonteditor,ecomfe/fonteditor,ecomfe/fonteditor,noikiy/fonteditor,fontmoa/fonteditor,fontmoa/fonteditor,nagyistoce/ecomfe-fonteditor,noikiy/fonteditor,noikiy/fonteditor,nagyistoce/ecomfe-fonteditor,ecomfe/fonteditor,nagyistoce/ecomfe-fonteditor,webx32/fonteditor,moyogo/fonteditor,2947721120/fonteditor,2947721120/fonteditor,imfly/fonteditor