adding welcome controller

app/assets/javascripts/welcome.coffee

+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/stylesheets/welcome.scss

+// Place all the styles related to the welcome controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/welcome_controller.rb

+class WelcomeController < ApplicationController
+  def index
+  end
+end

app/helpers/welcome_helper.rb

+module WelcomeHelper
+end

app/views/welcome/index.html.erb

+<h1>Welcome to MEC Portal</h1>
+<p>Test text</p>

config/routes.rb

 Rails.application.routes.draw do
+  root 'welcome#index'
+
   # The priority is based upon order of creation: first created -> highest priority.
   # See how all your routes lay out with "rake routes".
 

test/controllers/welcome_controller_test.rb

+require 'test_helper'
+
+class WelcomeControllerTest < ActionController::TestCase
+  test "should get index" do
+    get :index
+    assert_response :success
+  end
+
+end