Baptiste Jonglez authored Jan 31, 2018 and Lukas Fleischer committed Feb 24, 2018

It is now possible to search for packages that depend on a given package,
for instance:

    /rpc/?v=5&type=search&by=depends&arg=ocaml

It is similarly possible to match on "makedepends", "checkdepends" and
"optdepends".

Signed-off-by: Baptiste Jonglez <git@bitsofnetworks.org>
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>