JavaScript port of lookup3.c hash function by Bob Jenkins
http://www.burtleburtle.net/bob/c/lookup3.c
var hash = require('./').hashlittle;
hash(new Uint8Array([1, 2, 3]), 0xdeadbeef); // 0x271b32ed
buf
- buffer to hash
initval
- any 32bit integer number
return
- 32bit hash