* Move all cli options to single bin file, export fns from each file instead
* Make username/title required in cli itself
* fix username not being parsed, set desc separately
* read outDir from env var, defaults to dist
* set outDir env var in cli to cwd
* Move default configs to default dir
* handle blog.json not existing
* fix assets path
* make build function async
* update clean command
* added defaults to CLI