Added missing options for preference

Options for multiselect preference were missing so that a error occurred
and the preferences could not be saved

Change-Id: I6e8d18544df4a4371b2ae2d1951be1ed01b25625
No authors on new page

When a new page is created the authors view was added because there is no
check if title exists

Change-Id: I2b0b5581d83f33f3eacb0c3d45029889c866026d
Merge "No authors on new page"
Merge "Added missing options for preference"