add task to initial setup

[vairix-garbeletche]

Where

in rake task

What

config external login and modules visible

How to execute it in development

rake disable_modules:features /or/ bundle exec rake disable_modules:features

after run

rake disable_modules:external_login /or/ bundle exec rake disable_modules:external_login

How to execute it in production

RAILS_ENV=production rake disable_modules:features /or/ RAILS_ENV=production bundle exec rake disable_modules:features

after run

RAILS_ENV=production rake disable_modules:external_login /or/ RAILS_ENV=production bundle exec rake disable_modules:external_login