chores(hound):integrate-houndci

- ensures hound is set up to follow code style guide
[Finishes #149221199]

Author: Andela Developer

.DS_Store

@@ -0,0 +1,3 @@
+eslint:
+  enabled: true
+  config_file: .eslintrc

.Hound.yml

@@ -2,9 +2,9 @@
   "name": "document-manager",
   "version": "1.0.0",
   "description": "",
-  "main": "server/config/server.js",
+  "main": "server/index.js",
   "scripts": {
-    "start:dev": "nodemon ./server/config/server",
+    "start:dev": "nodemon ./server/index",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "repository": {
@@ -27,15 +27,25 @@
     "eslint-config-airbnb": "^15.0.2",
     "eslint-plugin-import": "^2.7.0",
     "express": "^4.15.3",
+    "gulp": "^3.9.1",
+    "gulp-babel": "^6.1.2",
+    "gulp-load-plugins": "^1.5.0",
+    "gulp-nodemon": "^2.2.1",
     "morgan": "^1.8.2",
     "pg": "^6.4.0",
     "pg-hstore": "^2.3.2",
     "sequelize": "^4.2.1",
     "sequelize-cli": "^2.7.0"
   },
   "devDependencies": {
+    "babel-core": "^6.25.0",
+    "babel-preset-es2015": "^6.24.1",
     "eslint": "^3.19.0",
     "eslint-config-airbnb": "^15.0.2",
-    "eslint-plugin-import": "^2.7.0"
+    "eslint-plugin-import": "^2.7.0",
+    "gulp": "^3.9.1",
+    "gulp-babel": "^6.1.2",
+    "gulp-load-plugins": "^1.5.0",
+    "gulp-nodemon": "^2.2.1"
   }
 }