use apis.ucsf.edu
Merge pull request #50 from Trott/temp-proxy

use apis.ucsf.edu, solves #40
Merge commit '6de29754d3f3ada30ed9f68b98793c0b2947ce8c'

* commit '6de29754d3f3ada30ed9f68b98793c0b2947ce8c':
  use apis.ucsf.edu