* Remove check for bandwidth for incoming packets
We should only accunt for packets that the client inputs to the mixnet
* Introduce BandwidthController for both types of bandwidth creds
* Add some non-coconut token bandwidth handling
* Use thiserror for gateway-client lib
* Add error handling
* Unable to build for wasm for now
* Fix wasm strange error
* Disable non-coconut credentials for wasm client
* Check for status and throw the error up
* Send encrypted token cred from client
* Gateway receive message and signature validation
* Put the correct amount of tokens that were burned
* [ci skip] Generate TS types
* Eth endpoint and secret key as config parameters
* Add eth_endpoint config argument for gateway
* Update test as well
* Separate panicable code from the safe one
* Move some bandwidth controller panics up the call stack
* Save contract corresponding to the eth endpoint
* Fix template
* Pass the web3 interface as well
* Made event reads possible in gateway
* Add checks for event data
* Cosmos contract for double spending prevention
* Add workflow for the new contract
* Add validator rest URL to config
* Rename eth_events to erc20_bridge
* Pass cosmos mnemonic as well, and put the nymd client in ERC20Bridge
* Call cosmos contract for final verification
* Ask for config parameters in cli
* Fix various stuff
* Increase timeout to allow gateway to check the two chains
* Put some logs for the new flow
* Set consumed bandwidth invariantly of coconut feature
* Fix clippy error
* Add non-coconut checks
* Use 2018 rust instead of 2021
* More verbose nymd error
* Explicitly specify TOKENS_TO_BURN constant
* Put eth burn function in a constant
* Replace to_vec & append with iter & chain
* Test for (de)serialization of TokenCredential
* Minor rename
* Separate credential creation from bandwidth claiming
* Switch from panics to errors when claiming coconut bandwidth
* Another append changed to chain
* Update QA cosmos contract address
* Simplify build/test/clippy separation on coconut feature
* Fix bad features arg positioning
* Use the start_after in cosmos contract query
* Set a limit in line with a range on cosmos queries
* Added unit tests for new cosmos contract
* Fix bandwidth_remaining comparation
* Get remaining bandwidth from gateway
* Add contract build flag
* Add a useful info log
* Use a more robust eth depth for release builds
* Include recipt logs in error message
* Fix clippy for tests
* Use Arc instead of clone
* Rename as_bytes to to_bytes
* Make signature verification in contract more verbose
* Missed rename of paging constant
* Fix gateway start with coconut enabled
* Rename function to claim_token
* Simplify nymd client setup
* Check with block buffer on gateway as well
* Update comment of double spending protection
* Correct contract address
* Backup the keypairs used for buying tokens, in case of error cases
* Don't take any chances with the gateway timeout
* [ci skip] Generate TS types
* Updated cosmos contract to latest QA address
* Add cli options for eth
* Update network monitor timeout value as well
Co-authored-by: neacsu <neacsu@users.noreply.github.com>