* Add token management interface
* remove git tracking of certain python files
* add additional token management functions
* Update global variables in token management tool
* clean up contract ABI
* Add comments to refer to helper function descriptions
* Clarify token-management tool usage in README
* Run deploy scripts for new incentivized contract and mint tokens per account
* Add service to manage RLN contract token minting per nwaku service
* Add token-mint-service as tool
* revert back to sh instead of bash for contract deployer script
* Add comments and code cleanup