* wip family creation signatures + cli
* nym-cli commands for creating families
* Changed family join signature inside the contract
* Generating family join permit via nym-cli
* ability to join families via nym-cli
* more strongly typed FamilyHead arguments
* initial work on removing redundant family signatures
* removed all redundant signatures from families in the mixnet contract
* moved up the call stack
* nym-cli family operations
* fixed family related unit tests
* family member kick
* removed family operations from the wallet
* clippy
* Renaming all instances of nymd to nyxd
* Might as well get the changelogs too
* Making it clearer that an ApiClient is a NymApiClient
* Lining up config templates with struct keys on gateway
* Changed the last references to validator_urls to nyxd_urls
* Fixed up a few type errors after refactoring
* Changed the changelog
* Fixed typo in changelog
* Further instances of renaming 'nymd' + introducing additional clap aliases
* updated environmental variables and allowed usage of deprecated variants
* missing occurences of coconut-locked environmental variables
Co-authored-by: Jędrzej Stuczyński <jedrzej.stuczynski@gmail.com>