[phase-8]introduced security and authorization
[phase-7]add sidebar with some links, index link and search
[phase-6]changed routing of all glossary_term to under project
[phase-6]changed routes under project
[phase-5]add category field to term index/detail view, and edit form
[phase-4]edit, update
[phase-3]use redmine's I18n#l method instead of Rails' I18n#t
[phase2]I18n text in index view
[phase-1]improved index looks to add css selector
[phase-1]index view
[phase-1]can view default index page from Web browser.