for nodejs8

Author: ROZ-MOFUMOFU-ME

lib/algoProperties.js

@@ -89,27 +89,27 @@ const algos = module.exports = global.algos = {
     },
     'yescryptR8': {
         multiplier: 65536,
-        diff: BigInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
+        diff: parseInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
         hash: () => multiHashing.yespower_0_5_R8
     },
     'yescryptR8G': {
         multiplier: 65536,
-        diff: BigInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
+        diff: parseInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
         hash: () => multiHashing.yespower_0_5_R8G
     },
     'yescryptR16': {
         multiplier: 65536,
-        diff: BigInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
+        diff: parseInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
         hash: () => multiHashing.yespower_0_5_R16
     },
     'yescryptR24': {
         multiplier: 65536,
-        diff: BigInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
+        diff: parseInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
         hash: () => multiHashing.yespower_0_5_R24
     },
     'yescryptR32': {
         multiplier: 65536,
-        diff: BigInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
+        diff: parseInt('0x0007ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'),
         hash: () => multiHashing.yespower_0_5_R32
     },
     'yespower': {