Merge Dev Branch into Master for New Hardfork-18

[victor-tucci]

BNS:

• BNS process are revamped.
• Only owners can renew the BNS.
• Signature verification added to renew mapping.
• All the process {Bchat, Wallet, Belnet} can map by the single BNS name.
• Instead of giving the expire for Belnet now the all the service have the expiration.
• Expiration are calculated by the years.
• BNS transactions are now in version=1.
• Query for the BNS are revamped.
• DB migration done for the new type of BNS.
• BNS price details are updated to the new value.
• Have to burn the BDX when owner update.

COIN-BURN:

• Can burn the BDX by txid/amount

PREPARE-REGISTRATION:

• Rearranged the prompts for prepare registration, it is now easier for the user to go through the process.
• Fixed a cursor error which was happening in prepare registration.
• Added address validation when the user enters the address for operator and contributors.
• Added title in the beginning of prepare registration.

DECOMMISSION-CREDIT:

• Initial credit of 3 hours has been added to the master node after version 18.
• Older version checks have been removed from the wallet.

CONTRIBUTOR-UNLOCK:

• To prevent the unlocking of stake for small contributors (<2500) within 30 days from registration.

OTHERS:

• Fee increase
• Decommission reason
• The macros in the config file has been reduced.
• BNS functions added in api module
• New endpoint added(bns_value_decrypt)

bns_buy_mapping:

usage: bns_buy_mapping [index=[,,...]] [] [years=1y|2y|5y|10y] [owner=] [backup_owner=] [bchat_id=] [belnet_id=] [address=]

curl -X POST http://127.0.0.1:19999/json_rpc -d '{"jsonrpc":"2.0","id":"0","method":"bns_buy_mapping","params":{"years":"5y","name":"toretto.bdx","value_bchat":"bdb37ba20b46b5576012eec7547f70eb532276085bb04b6152354de5b187b29807"}}' -H 'Content-Type: application/json'

bns_update_mapping:

usage: bns_update_mapping [index=[,,...]] [] [owner=] [backup_owner=] [bchat_id=] [belnet_id=] [address=] [signature=<hex_signature>]

curl -X POST http://127.0.0.1:19999/json_rpc -d '{"jsonrpc":"2.0","id":"0","method":"bns_update_mapping","params":{"name":"toretto.bdx","value_bchat" : "bdff403a579c24edd0b973f9f00211ab3574ec083b2fd97b8b87de0e413e969942","value_belnet":"i85hpmcge4huukrxp8xnobkh7eodhsuy7dy8yphq9zafhcqeeago.bdx"}}' -H 'Content-Type: application/json'

bns_renew_mapping:

usage: bns_renew_mapping [index=[,,...]] [] [years=1y|2y|5y|10y]

curl -X POST http://127.0.0.1:19999/json_rpc -d '{"jsonrpc":"2.0","id":"0","method":"bns_renew_mapping","params":{"years":"10y","name":"toretto.bdx"}}' -H 'Content-Type: application/json'

For the CLI : The burn usage is

coin_burn [index=[,,...]] [] <burn=amount | txid>

For the wallet-rpc: The burn usage is

curl -X POST http://127.0.0.1:19999/json_rpc -d '{"jsonrpc":"2.0","id":"0","method":"coin_burn","params":{"tx_id" : "9166a47710872ad6cd89f7030ecc882ada2c9920c1d0b587f978ec2e92645fee"}}' -H 'Content-Type: application/json'

curl -X POST http://127.0.0.1:19999/json_rpc -d '{"jsonrpc":"2.0","id":"0","method":"coin_burn","params":{"amount":1000000000}}' -H 'Content-Type: application/json'