readability: rs-high-availability

Old
---
file: build/rs-high-avail/json/core/replica-set-high-availability.json
source: source/core/replica-set-high-availability.txt
stats:
   coleman-liau: 13.962537313432836
   flesch-ease: 19.15201492537315
   flesch-level: 15.343624733475483
   foggy:
      count: 39
      factor: 0.1455223880597015
      threshold: 3
   sentence-count: 14
   sentence-len-avg: 19
   smog-index: 12.66393586644259
   word-count: 268
New
---
file: build/rs-high-avail/json/core/replica-set-high-availability.json
source: source/core/replica-set-high-availability.txt
stats:
   coleman-liau: 12.920875912408757
   flesch-ease: 29.79033230887441
   flesch-level: 12.686765270841338
   foggy:
      count: 35
      factor: 0.12773722627737227
      threshold: 3
   sentence-count: 19
   sentence-len-avg: 14
   smog-index: 10.882677951670543
   word-count: 274