~aleteoryx/lfm_embed

ref: 962d9fc13d95ca2729bfe862cc731cf0d64c1003 lfm_embed/src d---------
Create plain theme, do some escaping, fix some busted envvars, document themes.
lots of stuff. theming basically done, added some logging, frontend basically done.
pull down user info
fix packages, implement caching
API deserialization structs