* Change mixnode, gateway, network and nym-api binary licenses to GPLv3
* Add license to cargo files
* Revert model license to match crate
* Add license to nym-node
* Revert model license to match crate
* Fix formatting
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Co-authored-by: Mark Sinclair <mmsinclair@users.noreply.github.com>
* Make gateway mnemonic optional
* Remove unnecessary timer struct
* Prepare for code reuse
* Use trait for stats collector
* Put trait definition in common crate
* Gateway stats runner
* Custom statistics url arg
* Build & send stats req to url
* Storage support for new stats type
* Make gateway stats opt in
* Test&clippy fixes
* CHANGELOG update