make devtools::test() work locally

[aappling-usgs]

Right now devtools::test() takes forever and never makes it past checkVizPackages. can we get this fixed so we can run tests locally again?

==> devtools::test()

Loading vizlab
Loading required package: testthat
Testing vizlab
v | OK F W S | Context
v |  2       | analytics
| |  0   39   | checkVizPackages

Exited with status 15.

where 39 keeps growing, on into the hundreds and thousands, without ever seeming to progress past this point.