update syntax in Gemfile
fix public conversation page
show task_lists for public projects
add some tests
pass task_lists tests
fix typo
link to public task list
fix typo
fix public_task_lists show
add public tasks
improve public tasks page #30
fix public controller spec
fix public pages controller spec
define i18n gem version
this fixes the projects/:project_id/contacts route
replaced gem memcache-client with gem dalli and changed Production.rb to use memcachedcloud on Heroku
removed sass warnings
some cleanup in public controllers
fix rss template
fix public_project_task_lists route