Add attachment model
Fix attachment fixture, make title and url required
add assignee_id to tasks
Add attachments on task edit/new pages
Fix attachments#index test
add done-field to db scheme; add checkboxes for read, update and create; start to build some kind of panel to show tasks as shown in the mockup
fix association and add dropdown
fix saving user_id
fix layout
add blank instead of prompt
added RSpec installation - run "bundle install"
(if it's not working delete everything except the Gemfile, run "bundle install" and "rails generate rspec:install")
task list as partial; new task cannot be done at creation; list only title and status; filter list by event
undo changes. use rake test. add .idea/ (IntelliJ) to gitignore
added status to tasks and accept-/decline-action to task_controller
#30 add colors for status and improve task list views
fix belongs_to model bug
#30 refactor tasks_controller
#30 add value not assigned to task as default and if None is choosen. only can accept/decline when user_id is set
change Nicht zuweisen to None in task form attribute user_id
add 'add' button to tasks partial; set done status via ajax on index page