* Add c-lightning support
* Got subscribe paid invoices working with c-lightning
* Remove log lines
* Use a single config section for all lightning configs
* Fix itest config
* Update configuration doc with new confis
* Got block subscription working in background thread
* Use separate port for hashblock zeromq subscription
* Update subscription on new block
* Enable checking for block range in interest match function
* Remove unused zmq subscriptions
* Fix squeak interest match function
* Use default override file for docker-compose testnet
* Add mainnet docker-compose override file
* Put common environment variables in main docker-compose file
* Update readme with instructions for mainnet override
