Changes related to creation of a modular backend in multiprecision [SyncWith: crypto3-multiprecision#70] #277

5 fail, 66 pass in 42s

  24 files +  20   24 suites +20 42s ⏱️ +42s
  71 tests +  60   66 ✔️ +  66 0 💤 ±0   5 ❌ -   6
152 runs +128 142 ✔️ +142 0 💤 ±0 10 ❌ - 14

Results for commit 1e17f9d. ± Comparison against earlier commit 358be60.