in-memory-database

• src/CMakeLists.txt
• docs/cn/deploy.md
• python/test/sql_smoke_test.py
• src/codec/codec_bench_test.cc

Now that we support more than 1 data type, we should include the values data type in cache nodes. This give us a way of easily identifying what type of data a key points to e.g. string, queue (and more types in the future)

Currently a cache node object consists of a Key, a Value and a TTL. We should also add a field specifying the type of the Value

It's been reported by other projects that musl could lead to performance issues, so we should switch our Linux binary releases to use glibc instead to avoid these kind of potential pitfalls.

We don't want to build releases on any tags, just for releases