Moved config files to config folder

gulpfile.babel.js

@@ -46,10 +46,10 @@ gulp.task('compile', () => {
         .pipe(gulp.dest('build'));  // move compiled files to build directory
 
     // copy configuration file to build directory
-    gulp.src('config.json')
-        .pipe(gulp.dest('build'));
-    gulp.src('test_config.json')
-        .pipe(gulp.dest('build'));
+    gulp.src('config/config.json')
+        .pipe(gulp.dest('build/config'));
+    gulp.src('config/test_config.json')
+        .pipe(gulp.dest('build/config'));
 });
 
 gulp.task('build', ['compile']);

src/libs/config.js

 const nconf = require('nconf');
 
+const CONFIG_DIR = `config`
 let config_file;
 
 switch(process.env.NODE_ENV) {
     case 'development':
-        config_file = 'config.json';
+        config_file = `${CONFIG_DIR}/config.json`;
         break;
     case 'test':
-        config_file = 'test_config.json';
+        config_file = `${CONFIG_DIR}/test_config.json`;
         break;
     case 'production':
-        config_file = 'config.json';
+        config_file = `${CONFIG_DIR}/config.json`;
         break;
 }
 
@@ -19,6 +20,4 @@ nconf.argv()
     .env()
     .file({ file: `${process.cwd()}/${config_file}` });
 
-console.log(nconf.get('mongodb'));
-
 module.exports = nconf;