* pkg/hubtest: lint (whitespace, empty lines)
* use existing function to sort keys
* lint
* cscli hubtest: set TZ=UTC
* dedup Coverage struct
* pre-compile regexps
* remove redundant type declarations or global vars
- pkg/cwhub: change file layout, rename functions
- method Item.SubItems
- cmd/crowdsec-cli: generic code for hub items
- cscli: removing any type of items in a collection now requires --force
- tests
