[WIP] Reworded README
[WIP] flash motions
Oops
Support count of next/previous in visual mode
Abort correctly even if flash motions

- comment out debug v:throwpoint
Use s:flag for flash motions

- Add flash find motions
Allow display 3 keys for flash motions
Add flash word motions
Modify the test case for next/previous

- Ref: fa79d7a590d48f5cf13005daa1786118b99e3d8f
Fix jump-to-first match
Count sensitive for flash motions
Support bidirectional flash motions after jumping
Remove unneeded flash variables in plugin/
Use [count] instead of <n>, like Vim help
Count sensitive for t,T flash motions