chore(package): use restify-errors 8.x (#1782)

Author: Peter Marton

lib/plugins/audit.js

@@ -5,7 +5,7 @@
 var assert = require('assert-plus');
 var bunyan = require('bunyan');
 var HttpError = require('restify-errors').HttpError;
-var VError = require('verror');
+var errors = require('restify-errors');
 var hrTimeDurationInMs = require('./utils/hrTimeDurationInMs');
 
 /**
@@ -184,7 +184,7 @@ function auditLogger(opts) {
         opts.event !== 'pre' &&
         opts.event !== 'routed'
     ) {
-        throw new VError(
+        throw new errors.VError(
             'opts.event must be %s, %s, or %s, but is %s',
             'pre',
             'routed',

package.json

@@ -108,13 +108,12 @@
     "once": "^1.4.0",
     "pidusage": "^2.0.17",
     "qs": "^6.5.2",
-    "restify-errors": "^7.0.0",
+    "restify-errors": "^8.0.0",
     "semver": "^5.4.1",
     "send": "^0.16.2",
     "spdy": "^4.0.0",
     "uuid": "^3.1.0",
-    "vasync": "^2.2.0",
-    "verror": "^1.10.0"
+    "vasync": "^2.2.0"
   },
   "optionalDependencies": {
     "dtrace-provider": "^0.8.1"