I tried to run the example code, but that do not work. The error message:  I also tried to use the '$ curl -KL dexterindustries.com/update_grovepi | bash ' command ,but is fail. The error message: 
I tried to run the example code, but that do not work.
The error message:
I also tried to use the '$ curl -KL dexterindustries.com/update_grovepi | bash ' command ,but is fail.
The error message: