create valid relay schema.json

gulpfile.babel.js

@@ -1,7 +1,7 @@
 import gulp from 'gulp';
 import yargs from 'yargs';
 import DB from './config/database';
-import {PowerDataSeed, HouseSeed} from './lib/tasks/seed_data'
+import {PowerDataSeed, HouseSeed, UserSeed} from './lib/tasks/seed_data'
 
 gulp.task('generate_power_csv', function(done){
   DB.sync().then(()=>{
@@ -20,3 +20,9 @@ gulp.task('save_house_csv', function(done){
     HouseSeed.saveCsv(yargs.argv, done);
   });
 });
+
+gulp.task('save_user_csv', function(done){
+  DB.sync().then(()=>{
+    UserSeed.saveCsv(yargs.argv, done);
+  });
+});