jsonrpc uses client and sync interfaces

Expose transaction insertion in sync lib

Removing get prefix from poll_info

Tx queue update height bug

Tx_queue_docs -> To master

blockchain import_route

Stop workers before stopping event loop

Conflicts:
	sync/src/transaction_queue.rs

Validate sender before importing to queue

`dev` feature enabled when compiling without `--release`

Don't call mark_as_bad needlessly

Fixed sync handling large forks

Additional documentation for transaction queue

Transaction Queue Integration

Keys cli

Conflicts:
	sync/src/chain.rs

Conflicts:
	Cargo.toml

fix build warning

updated jsonrpc-core and http-server libs