remove ripemd160 dep., replace with hash.js

index.js

@@ -6,7 +6,6 @@ privsec.deps.bs58 = require('bs58');
 privsec.deps.elliptic = require('elliptic');
 privsec.deps.hashjs = require('hash.js');
 privsec.deps.sha512 = require('sha512');
-privsec.deps.ripemd160 = require('ripemd160');
 
 privsec.address = require('./lib/address');
 privsec.base58 = require('./lib/base58');

lib/hash.js

@@ -1,6 +1,5 @@
 var hashjs = require('hash.js');
 var sha512 = require('sha512');
-var ripemd160 = require('ripemd160');
 
 var Hash = module.exports;
 
@@ -22,7 +21,7 @@ Hash.sha256sha256 = function(buf) {
 Hash.ripemd160 = function(buf) {
   if (!Buffer.isBuffer(buf))
     throw new Error('ripemd160 hash must be of a buffer');
-  var hash = ripemd160(buf);
+  var hash = (new hashjs.ripemd160()).update(buf).digest();
   return new Buffer(hash);
 };
 

package.json

@@ -20,7 +20,6 @@
     "bs58": "=1.2.1",
     "elliptic": "=0.15.7",
     "hash.js": "=0.3.1",
-    "ripemd160": "=0.2.0",
     "sha512": "=0.0.1"
   },
   "devDependencies": {