* General cleanup and fixes
* Cleaning part 2
* cleanup part 3
* Refactored staterunner to have a handler function
* Fixed linting
* Cleanup part 4
* Changed the initialization of the require package and updated .golangci.yml
* Fixed lint errors from golangci-lint
* deleted state_recon_1.go
* fixed build error
* Added ReadHeaderTimeouts for httpServer
* made changes to golangci
* Reset golangci.yml
This PR introduces:
- db.put to put a value into the database
- db.get to read a value from the database
- db.delete to delete a value from the database
- db.stats to check compaction info from the database
- db.compact to trigger a db compaction
It also moves inspectdb to db.inspect.
# Conflicts:
# cmd/geth/chaincmd.go
# cmd/geth/main.go
# cmd/utils/flags.go
# core/rawdb/database.go
# ethdb/leveldb/leveldb.go
