Add a script to automate the download and install.

[marcomorain]

No description provided.

[codecov-io]

Codecov Report

Merging #41 into master will increase coverage by 0.26%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master      #41      +/-   ##
==========================================
+ Coverage   39.39%   39.65%   +0.26%     
==========================================
  Files          12       12              
  Lines         853      860       +7     
==========================================
+ Hits          336      341       +5     
- Misses        493      494       +1     
- Partials       24       25       +1

Impacted Files	Coverage Δ
cmd/diagnostic.go	27.27% <0%> (-6.07%)	⬇️
cmd/setup.go
cmd/namespace.go
cmd/collapse.go	47.61% <0%> (ø)
cmd/configure.go	13.69% <0%> (ø)
cmd/root.go	75% <0%> (+0.49%)	⬆️
cmd/config.go	43.1% <0%> (+1.85%)	⬆️
cmd/orb.go	28.41% <0%> (+4.36%)	⬆️

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[zzak]