hiredis & underscore packages
a little logic to allow nodebb to use a unix domain socket rather than tcp/ip. unix dom sock has less overhead/latency.
redis multi pipeline used for getPostsByPids
slight variable name changes & remove unused var from getPostsByPids, removed underscore dependency
slight variable name changes & remove unused var from getPostsByPids, removed underscore dependency
Merge branch 'redis-optimizations' of https://github.com/adarqui/NodeBB into adarqui-redis-optimizations
linting, minor bugfix, moving hiredis to optional deps
removing extra comma in package.json
monkey-patching getPostsByPids so that it returns ISOString instead of relativeTime