footer added
add natdept
add welcome controller
add more features
Merge branch 'feature/add_main_page_features' into develop

* feature/add_main_page_features:
  add more features
  add welcome controller
  add natdept
Merge branch 'release/0.4.0'

* release/0.4.0:
  add more features
  add welcome controller
  add natdept
  footer added