Feat: added batchworkerpool and modified curl batch hasher

packages/batchworkerpool/batchworkerpool.go

packages/batchworkerpool/options.go

packages/batchworkerpool/task.go

packages/curl/batch_hasher.go

packages/curl/batch_hasher_test.go

packages/model/meta_transaction/meta_transaction.go

packages/workerpool/batchworkerpool.go

packages/workerpool/batchworkerpool_test.go

packages/workerpool/workerpool.go

plugins/bundleprocessor/bundleprocessor.go

plugins/bundleprocessor/plugin.go