Add timeline column name directive, fix custom field column header
Use custom field helper in timeline.js
Wrap up timeline column rendering in a directive
Display custom field columns in timeline table
Fix path selector in cucumber timeline steps
Remove unnecessary variable declaration
Only set watchers on custom fields for custom field columns
Fix variable naming and move some code
Merge pull request #1021 from opf/feature/ui-components-timeline-custom-fields

Feature/ui components timeline custom fields