207 improve logging messages

[0xp3gasus]

Description

New features:

• Connector logging verbose modes

Bug fixes:

• Error responses less descriptive

Fixes #207

Type of change

• [x] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

How Has This Been Tested?

• Running nodechain with info verbose level

  python3 nodechain.py -t eth -n testnet -p 80 -sp 443 -b /path/to/blockchaains -cv 2 start

  [INFO] [11:21:55 20-08-2022] Registering app modules
  [INFO] [11:21:55 20-08-2022] Starting connector
  [WARNING] [11:22:23 20-08-2022] Currency eth has not been previously added
  [WARNING] [11:22:23 20-08-2022] Getting config for currency eth and network testnet but got error: Currency not added
  [INFO] [11:22:23 20-08-2022] 172.18.0.3 [20/Aug/2022:11:22:23 +0000] "POST /admin/getcoin HTTP/1.1" 200 193 "-" "python-requests/2.24.0"
  [INFO] [11:22:23 20-08-2022] 172.18.0.3 [20/Aug/2022:11:22:23 +0000] "POST /admin/addcoin HTTP/1.1" 200 200 "-" "python-requests/2.24.0"

• Running nodechain with debug verbose level

  python3 nodechain.py -t eth -n testnet -p 80 -sp 443 -b /path/to/blockchaains -cv 1 start

  [INFO] [11:25:22 20-08-2022] Registering app modules
  [DEBUG] [11:25:22 20-08-2022] Registering /admin module
  [DEBUG] [11:25:22 20-08-2022] Registering /info module
  [DEBUG] [11:25:22 20-08-2022] Registering new HTTP method getAddressHistory for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new RPC method getAddressHistory for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new HTTP method getAddressesHistory for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new RPC method getAddressesHistory for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new HTTP method getAddressBalance for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new RPC method getAddressBalance for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new HTTP method getAddressesBalance for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new RPC method getAddressesBalance for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new HTTP method getAddressUnspent for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new RPC method getAddressUnspent for wrapper API btc
  [DEBUG] [11:25:22 20-08-2022] Registering new HTTP method getAddressesUnspent for wrapper API btc

Test Configuration:

• Operating system (output of cat /etc/os-release): macOS 12.5
• Kernel version (output of uname -sr): Darwin 21.6.0
• Architecture (output of uname -m): x86_6

Good practices to consider

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] New and existing unit tests pass locally with my changes
• [ ] Any dependent changes have been merged and published in downstream modules