Stronger and printable teeth

Stronger version and a tree support printable gcode file. The initial prints broke too easily and the original files from JHB are almost impossible to print. With tree supports many of the bigger parts are easy and come out great. The other smaller part can better be printed with the gcode files that are in the remix https://www.printables.com/model/143298-bender-articulated-model except for the arm_part-2pcs and the thigh-2pcs these can best be printed on their side with tree supports