let jk keyboard shortcuts span multiple lists
remove old gem groups from Gemfile
use dalli as default cache_store in production
use memcache session store in production environment
make memcache-usage configurable
added failing spec for 3030
fixed #3030

Users preferences for order of comments is ignored on wp comments
give story_points in the api/v1 if we have them
move common code of reports_controller and timelog_controller into a common helper
Merge pull request #664 from opf/fix/order_of_wp_comments

Fix/order of wp comments
Adds spec
Fixes message id uniqueness
Adds changelog entry
Adds additional message id spec
Adds user id to an email's message id
Fixes functional tests
Fix permission check triggered by journable#journal_editable_by?
Specify which permissions authorize for journals#edit
Spec work_package#journal_editable_by?
Don't specify static id when creating mocked objects in show api json specs