Log Message:
Update misc/fzy to 0.9.

Changes:
## 0.9 (2017-04-17)
Features:
  - Support Ctrl-k and Ctrl-j for movement

Performance:
  - Use threads to parallelize sorting
  - Improve parallelism of searching and scoring

Internal:
  - Fix test suite on i386
  - Replace test suite with greatest
  - Add property tests
  - Add acceptance tests