Created attachment 862901 [details]
modified files

Description of problem:
When I remove the default index.html and put the custom route in the routes.rb, the main page of the app is inaccessible

Version-Release number of selected component (if applicable):
devenv_4370 (ami-afa0a5c6)

How reproducible:
Always

Steps to Reproduce:
1. create a rails app from code https://github.com/openshift/rails-example.git
2. add execjs and therubyracer to the Gemfile, execute "bundle install", git push
3. execute "rails generate controller welcome index"
4. Create a file app/views/welcome/index.html.erb with the following conent:
<h1>Hello, Rails!</h1>
5. git rm public/index.html
6. Add the custom route:
sed -i -e 's/^end$/  root :to => "welcome#index"\nend/' config/routes.rb
7. git add . ; git commit -am "test" ; git push
8. Access the app's url 
 
Actual results:
HTTP 404

Expected results:
"Hello Rails" is displayed

Additional info:
The routes.rb and index.html is attached