make method to add root standard public
set root page
fix show page
improve deploy
update Gemfile, improve test
reset usefull_scopes
fix tests
rename all 'global' to 'shared'
fix Gemfile with capistrano gem, locales
Merge branch 'feature/fix_public_standards' into develop

* feature/fix_public_standards:
  fix Gemfile with capistrano gem, locales
  rename all 'global' to 'shared'
  fix tests
  reset usefull_scopes
  update Gemfile, improve test
  improve deploy
  fix show page
  set root page
  make method to add root standard public