I want a radius on the two end points similar to the other corners.
- Double click the shape until anchor points show up.
- Select a corner.
- Make sure the anchor connection is set to "Straight"
- Adjust the Corner radius.
- Repeat for all the other corners
Download result: http://ge.tt/9h6e5a22/v/0
Apologies for somewhat late answer, I just found out how to do this myself and remembered this old question, wanted to make sure to answer it so other people can learn from it as well.