adds html link to time_entries if user has the permission
turns spent time into a link on wp pane
removes redundant allowed_to query causing problems with plugins
styling according to jshint
handle timeEntry link not present
completely removes unallowed attributes from wp pane
hide spent_time if user lacks view_time_entries_permission
Merge pull request #2230 from opf/feature/linked_time_entries_on_wp_pane

Feature/linked time entries on wp pane
Add autocomplete helper
Add WP autocomplete path
Set WP autocompletion path
Add autocompletion to activity comment
Add autocompletion to user activity
Add autocompletion to WP description
Update jquery.atwho dependency
Merge pull request #2216 from opf/fix/17334_autocompletion_in_description_and_comments

17334 autocompletion in description and comments