The release notes, on which the NEWS file is based on, weren't complete
at the time of release. Now the notes should be complete.

For some reason this was left out when copying the feature list from the
release notes.

Signed-off-by: Arun Raghavan <arun@arunraghavan.net>

Some more contributors during the RC cycle.
Signed-off-by: David Henningsson <david.henningsson@canonical.com>

There have been several fixes to the Zsh completion during the current
development cycle, but the completion was initially implemented
already in 4.0.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>

Short version based on Tanu's longer notes posted on list (and now on
the wiki, linked from this file.