* Get message requester queue size

* New metric MessageRequestQueueSize

* Add Prometheus exporter for MessageRequestQueueSize

* Fix msgRequester metrics measurement

* Update local_dashboard with msgRequestQueueSize panel

* Add DBStats method to msg layer tangle

* Measure DBStats in metrics plugin, report via Prometheus

*  Add "Messages in DB" chart to local grafana dashboard

* Fix DBStats method

* Refactor DBStats metrics collection, update default params

* print DBStats() func ints

* Compare iterative and incremental DBStat data collection

* Add messageCount and solidMessageCOunt to /info webapi endpoint

* Cleanup metrics and prometheus plugin

* Update /info webapi data collection

* Fix too many relases in message tange

* Small fixes

* FIx avgSolidificationTime metrics

* Fix avgSolidificationTime calc

*  "Add Average Solidificaiton Time" Chart to Grafana Dashboard

* Restore metrics plugin parameters

*  Add synced status to node dashboard

* Make scheduledRequestsMutex a RWMutex

* Add client lib tool for past cone exist verification

* Update local_dahboard for docker-network

*  Introduce tools endpoint for webapi

 - disabled by deafult
 - contains utility api-s, e.g., "tools/pastcone" that given
   a message ID, checks if all messages in the past cone are
   present in DB down to genesis
 - Add PastConeExist() client api method

* Get rid of debug prints

* Small fixes

* 

 Update grafana dashboards

* Update client/tools.go

Co-authored-by: Jonas Theis <mail@jonastheis.de>

* PR review updates

* Remove unused variable in metrics/message

Co-authored-by: Luca Moser <moser.luca@gmail.com>
Co-authored-by: Jonas Theis <mail@jonastheis.de>

*  Add sendTransactionByJson API

*  Add SendTransactionByJson to the client lib

*  Fix linter warnings

*  Make data field a slice of bytes

*  Add signatures getter

*  Fix typo

*  Add workerpools load on Prometheus

*  Fix bug

*  Change unlock order in MessageRequester StartRequest

*  Refactor gossip manager workerpools

*  Disable filter workerpools

*  Increase WorkerPools size

*  Increase docker shutdown timeout

*  Clean up code

*  Refactor

*  Remove filter shutdown

*  Increase messageRequestWorkerCount

* adds a cli to override database dirty flag

* gofmt

* Add check for allowed payload size to message factory

* Fix factory usage in tests

* Add test

* Remove invalid payload size checks

* Adjust maxPacketSize in gossip and buffconn to 65KB

* Bones

* Upgrade to latest hive.go version

* Bones for the good boy!

*  Make gossip mutex RW

*  Make getNeighborsByID to use mutex in read mode

Improve syncing

unsolidifiable message are never removed

* validate max transaction inputs count

* add tests for tx.InputsCountValid

* fix linting

Remove old API documentation

*  CORS: AllowOrigins from anywhere

*  Add default config to CORS configuration

* validate tx signature before issueing tx

* Fix typo

Co-authored-by: Angelo Capossele <angelocapossele@gmail.com>

* refactor

Co-authored-by: Angelo Capossele <angelocapossele@gmail.com>

Co-authored-by: Angelo Capossele <angelocapossele@gmail.com>

* do not gossip old messages

* improve tip broadcaster

* remove log messages

* make info consistent

* delete id

* adds blacklist and PoW requirement to the faucet

* fixes wrong condition to check pow

* fix faucet payload marhsaling

* don't test payload data if not payload data set

This reverts commit 9aa3d1bb.

This reverts commit 3e626eac.

* adds tips broadcaster to gossip plugin

* adds missing for loop

* addresses review comments

* Fix: added a check for doublespends

* Fix: added a check for double spends

* Fix: fixed iport cycle

* Feat: replaced error with error variable

* Feat: store tangle in factory

* Update dapps/faucet/packages/faucet.go

Co-authored-by: Wolfgang Welz <welzwo@gmail.com>

* makes send tx web API handler synced

Co-authored-by: Hans Moog <hm@mkjc.net>
Co-authored-by: Wolfgang Welz <welzwo@gmail.com>
Co-authored-by: Luca Moser <moser.luca@gmail.com>

Merge develop into master

* adds default entry node

* updates default cfg values

*  Initial commit

*  Update design

*  Update README

*  Update About section

*  Remove installation link

*  Updates links

*  Update README

* adds changelog entry for 0.2.0

* update changelog date

* updates changelog