update libs

package.json

@@ -59,7 +59,6 @@
     "check-node-version": "^2.0.1",
     "cli": "~1.0.1",
     "colors": "^1.1.2",
-    "commander": "~2.9.0",
     "connect-flash": "~0.1.1",
     "connect-redis": "~2.1.0",
     "cookie-parser": "^1.4.3",
@@ -123,13 +122,12 @@
     "webpack-merge": "~4.1.0"
   },
   "devDependencies": {
-    "chai": "^3.5.0",
-    "concurrently": "^3.4.0",
+    "chai": "^4.0.2",
+    "commander": "~2.9.0",
     "easy-livereload": "^1.2.0",
     "mocha": "^3.2.0",
     "morgan": "^1.8.2",
     "node-dev": "^3.1.3",
-    "proxyquire": "^1.7.11",
     "sinon": "^2.1.0",
     "sinon-chai": "^2.9.0"
   },

test/crowi/crowi.test.js

@@ -2,7 +2,6 @@ var chai = require('chai')
   , expect = chai.expect
   , sinon = require('sinon')
   , sinonChai = require('sinon-chai')
-  , proxyquire = require('proxyquire')
 
   , path = require('path')
   ;

test/models/user.test.js

@@ -33,7 +33,7 @@ describe('User', function () {
 
         User.findUsersByPartOfEmail('ao', {})
         .then(function(userData) {
-          expect(userData).to.be.array;
+          expect(userData).to.be.a('array');
           expect(userData[0]).to.instanceof(User);
           expect(userData[0].email).to.equal('aoi@example.com');
           done();