Painters Triangle with Teardrop Opening

Update 9/17/2018: New, (no holes) version was repaired in NetFabb. Looks like the original model left some tiny holes around the base flanges.

I modded Simplemaan's (https://www.thingiverse.com/simplemaan/about) painting support triangle to have a teardrop-shaped opening on the sides. This allows the model to print OK with no support, and perfectly with Cura's "touching buildplate" support.

Prints in about 42 minutes on my Monoprice MP Delta Mini using 0.2mm layer height and 150mm/sec mo