[phase-12]can be download attached file, new term with attachment
[phase-11]add attachable, but have permission problem
[phase-11]add index by rubi
[phase-10]add radio_button to select terms view with grouping by categories or without grouping.
[phase-9]add attributes to term
[refactoring]changed calling method to find project to use redmine's standard method.
[bugfix]for category controller, before calling authorize, should call find_project
[bugfix]before calling authorize, should call find_project
[phase-8]add authorize in controller
[bugfix]modified using wrong project in index action
[phase-7]add sidebar with some links, index link and search
[phase-6a]change routing of glossary_category to under project
[phase-6]changed routing of all glossary_term to under project
[phase-6]changed routes under project
[phase-5]refactored redirect and flash message to oneline
[phase-5]add category field to term index/detail view, and edit form
[phase-5]add category controller and it's views
[phase-4]add delete operation
[phase-4]edit, update
[phase-4]implemented controller create method
[phase-4]add new form
[phase-3]error page with not exist id
[phase-3]add show action in minimum
[phase-1]index view
[phase-1]can view default index page from Web browser.