add assignee, project and custom fields to story tooltip. fixes #809

may impact performance
liquid two column layout for master backlog page

set editor width for sprint title

set story subject editor width

relase storypoints and story header widths
set backlog to full width if other panel is hidden - use view options to trigger this
multiline subjects, fixes #808

add multiline button to toolbar

store multiline in UserPreferences
fix for IE: burndown options, story editing
Merge pull request #817 from backlogs/patrick/tooltips

add assignee, project and custom fields to story tooltip. fixes #809
Merge pull request #818 from backlogs/patrick/liquid-layout

Patrick/liquid layout
rename project_sttings_tabs chain, fixes #794
revert using of hook for project settings, simply inject our tab into project_settings_tabs
Merge branch 'issue/project-settings'
fix creating new sprint when there are none on backlogs page
fix error dialog
fix some widths and alignments on stories
fix permission for close completed sprint button, broken from releases merge
re #543 check user permissions when rendering backlog page menu

check for create_sprints permission on backlog menu
check for update_sprints permission when rendering sprint header
check for :update_stories permission when rendering backlog story
disable dragging stories if no update_stories permission, pass permissions into frontend
check for update/create tasks/impediments, refine create story, pass permissions into frontend
allow creating sprint when update_sprints is not set