Removed unused fixtures.
Fixed that long project names in the header may overlap the main menu (#13127).
Format all floats with 2 decimals in the issue list (#13126).
Fixed that custom_field_values are not reloaded on #reload (#13119).
Submit the form after preview.
Removed delay.
Fixed test after r11343.
Don't run Capybara tests on the CI server (#12822).
Don't generate duplicate ids.
Use POST/DELETE to watch/unwatch an item.
