Check for required config var
Merge branch 'feature/better_missing_env_var_messages-10' into development

* feature/better_missing_env_var_messages-10:
  Check for required config var
Manage accounts via application instead of directory
Merge branch 'bug/accomodate_many_directories_scenario' into development

* bug/accomodate_many_directories_scenario:
  Manage accounts via application instead of directory