Added eslint and set preset to airbnb base.

seasoned_api/.eslintrc.json

@@ -0,0 +1,3 @@
+{
+    "extends": "airbnb-base"
+}

seasoned_api/package.json

@@ -2,12 +2,14 @@
     "name": "seasoned-api",
     "main": "webserver/server.js",
     "scripts": {
-        "start": "cross-env SEASONED_CONFIG=conf/development.json NODE_PATH=. node src/webserver/server.js"
+        "start": "cross-env SEASONED_CONFIG=conf/development.json NODE_PATH=. node src/webserver/server.js",
+	"lint": "./node_modules/.bin/eslint src/webserver/"
     },
     "dependencies": {
         "bcrypt-nodejs": "^0.0.3",
         "body-parser": "~1.0.1",
         "cross-env": "^3.1.3",
+        "eslint": "^4.9.0",
         "express": "~4.0.0",
         "jsonwebtoken": "^8.0.1",
         "mongoose": "^3.6.13",
@@ -19,5 +21,9 @@
         "request-promise": "^4.2",
         "sqlite": "^2.2.1",
         "sqlite3": "^2.5.0"
+    },
+    "devDependencies": {
+        "eslint-config-airbnb-base": "^12.1.0",
+        "eslint-plugin-import": "^2.8.0"
     }
 }