previous fix makes Save and Restore for line caps join unnecessary
previous fix makes Save and Restore for line caps join unnecessary

xushiwei/draw2d,xushiwei/draw2d,hellobond/draw2d,stanim/draw2d,sksullivan/draw2d,llgcode/draw2d,ninjasphere/draw2d,stephenwithav/draw2d,julianshen/draw2d