datomic 0.9.4699

Closes #28052.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
vim: use true as found in $PATH, not absolute

This change makes us able to compile vim on both linux (linuxbrew) and OSX.

The specific case here is that debian has the true binary in /bin
instead of /usr/bin like OSX. Debian is more correct here according to the
FHS:

http://www.pathname.com/fhs/2.2/fhs-3.4.html
datomic: add 0.9.4699 bottle.
vim: add 7.4.225 bottle.