Update JsonRpc Api to v0.3.0-rc1

[bartekryba]

Updated JsonRpc api to support 0.3.0-rc1 spec. Closes #443, closes #401, addresses the same issue as #412 (consider closing)

Usage related changes

• Added Cairo1 class support
• Added support for declare v2
• It's now possible to estimate fee for multiple transactions
• Felt validation got updated (No more 0x0 prefixed felts)

Development related changes

• For run_devnet_in_background method, the flag --cairo-compiler-manifest will be set by default if it wasn't explicitly set.

Checklist:

• Applied formatting - ./scripts/format.sh
• No linter errors - ./scripts/lint.sh
• Performed code self-review
• Rebased to the last commit of the target branch (or merged it into my branch)
• Documented the changes
• Linked the issues which this PR resolves
• Updated the tests
• All tests are passing - ./scripts/test.sh

[mikiw]

I can see that this was already merged but there are 7 failed tests, one is related to keys in get events.

=========================== short test summary info ============================
FAILED test/test_compiler.py::test_valid_compiler_specification[cli_args1] - AssertionError: assert 1 == 0
 +  where 1 = <Popen: returncode: 1 args: ['poetry', 'run', 'starknet-devnet', '--host', '...>.returncode
FAILED test/test_compiler.py::test_declaring_with_custom_manifest[run_devnet_in_background1] - requests.exceptions.ConnectionError: HTTPConnectionPool(host='127.0.0.1', port=34355): Max retries exceeded with url: /feeder_gateway/get_nonce?contractAddress=0x347be35996a21f6bf0623e75dbce52baba918ad5ae8d83b6f416045ab22961a&blockNumber=pending (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f837986c1c0>: Failed to establish a new connection: [Errno 111] Connection refused'))
FAILED test/test_fork_cli_params.py::test_invalid_fork_network - AssertionError: assert 'Using cairo compiler: cairo-lang-starknet 1.0.0-alpha.6\n\n' == ''
  + Using cairo compiler: cairo-lang-starknet 1.0.0-alpha.6
  +
FAILED test/test_blocks_on_demand.py::test_events - KeyError: 'result'
FAILED test/test_fork_cli_params.py::test_url_not_sequencer - AssertionError: assert 'Using cairo compiler: cairo-lang-starknet 1.0.0-alpha.6\n\n' == ''
  + Using cairo compiler: cairo-lang-starknet 1.0.0-alpha.6
  +
FAILED test/test_fork_cli_params.py::test_block_provided_without_network - AssertionError: assert 'Using cairo compiler: cairo-lang-starknet 1.0.0-alpha.6\n\n' == ''
  + Using cairo compiler: cairo-lang-starknet 1.0.0-alpha.6
  +
FAILED test/test_fork_cli_params.py::test_too_big_block_id - AssertionError: assert 'Using cairo compiler: cairo-lang-starknet 1.0.0-alpha.6\n\n' == ''
  + Using cairo compiler: cairo-lang-starknet 1.0.0-alpha.6
  +
================== 7 failed, 373 passed in 994.49s (0:16:34) ===================

Exited with code exit status 1
CircleCI received exit code 1

[mikiw]

Hi @bartekryba when you have a moment can you take a look at that, please?