Tidy up unnecessary borrows etc
Add known issues/missing features to README
Clarify function of timeout configuration
Fill out the README with more useful information
Reject non-absolute paths for base_dir
Specify only the tokio features we actually need
Add metadata for crates.io publication
Remove unnecessary derives on State
Add (very short, for now) README
Add licence and copyright info
Complete core functionality (I think)
add timeout, do some actual fetching
we async now, also can actually get feeds
initial commit, with basic config parsing