Fix typos, style in RUNNING_TESTS documentation

Signed-off-by: Alex Coles <alex@alexbcoles.com>
Add specs
Fix preview
Adds permission specs
Fix preview permissions
Fix work package preview permission
Make preview a normal view
Add 'nothing to preview' message
Authorize through #find_optional_project
Reset order of preview texts
Add preview object authorization specs
Authorize preview object access
Preview caption reflects the previewed attribute
Attach event handler for async loaded elements
Fix cuke

Disable warning message about unsaved data that is don't needed here.
Merge branch 'bugfix/2393_warning_message_when_leaving_site_without_saving' into dev
override css method for wiki page by adding overflow: visible
Merge pull request #1052 from netfighter/bugfix/3348_menu_is_cut_of
Add changelog entry
Add cuke