As part of removing redis from Scylla source tree.
This commit removes all related documentation.
Following commit remove the code itself.
Signed-off-by: Ran Regev <ran.regev@scylladb.com>
This folder contains developer-oriented documentation
concerning the ScyllaDB codebase.
We also have a wiki, which contains
additional developer-oriented documentation. There is currently no clear
definition of what goes where, so when looking for something be sure to check
both.