Updates devDependencies

- eslint-config-futagozaryuu
- sinon

package.json

@@ -40,7 +40,7 @@
         "browserify": "14.5.0",
         "chai": "4.1.2",
         "del": "3.0.0",
-        "eslint-config-futagozaryuu": "3.6.x",
+        "eslint-config-futagozaryuu": "3.7.x",
         "express": "4.16.2",
         "glob": "7.1.2",
         "gulp": "3.9.1",
@@ -51,7 +51,7 @@
         "gulp-uglify": "3.0.0",
         "morgan": "1.9.0",
         "run-sequence": "2.2.0",
-        "sinon": "4.0.1",
+        "sinon": "4.1.3",
         "vinyl-buffer": "1.0.0",
         "vinyl-source-stream": "1.1.0"
     },