Cleos http response handler develop

[heifner]

Change Description

• Upgrades cleos http 1.0 to 1.1: in more advanced cloud stacks cleos is being rejected by gateways or proxies with HTTP status 426:

The HTTP 426 Upgrade Required client error response code indicates that the server refuses to perform the request using the current protocol but might be willing to do so after the client upgrades to a different protocol. The server sends an Upgrade header with this response to indicate the required protocol(s).

• Removes unnecessary json parsing if it's an error code

• Straight dump responses for --print-response if unable to convert to variant

• develop version of Adds HTTP/1.1 support on cleos requests and improves response handling #9349

Change Type

• Documentation
• Stability bug fix
• Other
• Other - special case

Consensus Changes

• Consensus Changes

API Changes

• API Changes

Documentation Additions

• Documentation Additions