* swarm: fixed comment typo
* eth: fixed comment typo
* cmd/puppeth: fixed comment typo

The argument is inclusive rather than exclusive, according to docs.

travis, Dockerfile, appveyor, build: bump to Go 1.11

* abi,signer: fix nil dereference in #17633

* signer/core: tiny typo fix in test error message

* ethdb: unified code comment style.

* puppeth: it is unnecessary to alloc pre-funded to 256 addresses

* Revert "puppeth: it is unnecessary to alloc pre-funded to 256 addresses"

This reverts commit 5e04fbccf0b8aca85030af1779bb7a949033d9d8.

* puppeth: fix comment typo

* Revert "ethdb: unified code comment style."

This reverts commit a581efb3f06a96fc7aec0bfae03c7b6d5a0c1a77.

* cmd/puppeth: fix comment typo

* swarm/network: Protocol bump (for chunk refactor)

* swarm/network: Increase discovery and stream protocol version too

* swarm/network: Increase priority queue cap

Eip1234

* ethdb: unified code comment style.

* puppeth: it is unnecessary to alloc pre-funded to 256 addresses

* Revert "puppeth: it is unnecessary to alloc pre-funded to 256 addresses"

This reverts commit 5e04fbccf0b8aca85030af1779bb7a949033d9d8.

* puppeth: fix comment typo

* Revert "ethdb: unified code comment style."

This reverts commit a581efb3f06a96fc7aec0bfae03c7b6d5a0c1a77.

 consensus/clique, core: chain maker clique + error tests

README: Change gitter badge to discord

cmd/clef: fix incorrect file permissions for secrets.dat

Co-authored-by: Janos Guljas <janos@resenje.org>
Co-authored-by: Balint Gabor <balint.g@gmail.com>
Co-authored-by: Anton Evangelatov <anton.evangelatov@gmail.com>
Co-authored-by: Viktor Trón <viktor.tron@gmail.com>

* swarm/storage: remove redundant increments for dataIdx and entryCnt

* swarm/storage: add Delete to LDBStore

* swarm/storage: wait for garbage collection

* swarm/network: simplify kademlia/hive; rid interfaces

* swarm, swarm/network/stream, swarm/netork/simulations,, swarm/pss: adapt to new Kad API

* swarm/network: minor changes re review; add missing lock to NeighbourhoodDepthC

cmd/swarm: password threw on upload manifest

Signed-off-by: YaoZengzeng <yaozengzeng@zju.edu.cn>

* swarm/storage/encryption: async segmentwise encryption/decryption

* swarm/storage: adapt hasherstore to encryption API change

* swarm/api: adapt RefEncryption for AC to new Encryption API

* swarm/storage/encryption: address review comments

consensus/clique: only trust snapshot for genesis or les checkpoint

Makes Interface interface a bit more stateless and abstract.

Obviously this change is dictated by EVMC design. The EVMC tries to keep the responsibility for EVM features totally inside the VMs, if feasible. This makes VM "stateless" because VM does not need to pass any information between executions, all information is included in parameters of the execute function.