Handle conflicts (#244)
* Handle conflicts
* Update go mod file versions
* Make lint changes
Disassociate block number from the indexer object
Update ipld-eth-db ref
Refactor builder code to make it reusable
Use prefix comparison for account selective statediffing
Update builder unit tests
Add mode to write to CSV files in statediff file writer (#249)
* Change file writing mode to csv files
* Implement writer interface for file indexer
* Implement option for csv or sql in file mode
* Close files in CSV writer
* Add tests for CSV file mode
* Implement CSV file for watched addresses
* Separate test configs for CSV and SQL
* Refactor common code for file indexer tests
Update indexer to include block hash in receipts and logs (#256)
* Update indexer to include block hash in receipts and logs
* Upgrade ipld-eth-db image in docker-compose to run tests
Use watched addresses from direct indexing params by default while serving statediff APIs (#262)
* Use watched addresses from direct indexing params in statediff APIs by default
* Avoid using indexer object when direct indexing is off
* Add nil check before accessing watched addresses from direct indexing params
