Pass rev as options to driver instances

[flimzy]

Fixes #523

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.03 ⚠️

Comparison is base (9cd0acd) 92.46% compared to head (772c3e3) 92.44%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #624      +/-   ##
==========================================
- Coverage   92.46%   92.44%   -0.03%     
==========================================
  Files          21       21              
  Lines        1301     1297       -4     
==========================================
- Hits         1203     1199       -4     
  Misses         75       75              
  Partials       23       23              

Impacted Files	Coverage Δ
driver/driver.go	100.00% <ø> (ø)
db.go	95.39% <100.00%> (-0.05%)	⬇️

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