0.22.0

Since firecracker-microvm/firecracker#2125, cargo build doesn't build jailer by default. (#263)
Fix Benchmark Goroutine (#259)
Jailer configuration API cleanup and improved logging with Debug log level (#255)
Firecracker is internally has an instance ID, but the SDK didn't have the way to configure the ID. This change connects Config.VMID to the instance ID. (#253)
Fixed error that was not being test against in TestWait (#251)
Fixes issue where socket path may not be defined since the config file has yet to be loaded (#230)
Fixed error that was not being test against in TestNewPlugin (#225)
Download Firecracker 0.21.1 and its jailer from Makefile (#218)

0.21.0

Fixes default jailer socket and seccomp filters to be compatible with firecracker-v0.21.0 (#176)
Fixes signal handling goroutine leak (#204)
Machine.Wait now will wait until firecracker has stopped before returning (#182)
Allowing passing of parsed CNI configs (#177)

Moves the NetNS field to Config from JailerConfig (#155).
Supports forcing CNI network creation (#130).
Adds FIRECRACKER_GO_SDK_INIT_TIMEOUT_SECONDS and FIRECRACKER_GO_SDK_REQUEST_TIMEOUT_MILLISECONDS environment variables to configure timeouts (#165).
Adds ForwardSignals to explicitly configure signal handling (#166).

Firecracker v0.19 API: Vsock API call: PUT /vsocks/{id} changed to PUT /vsock and no longer appear to support multiple vsock devices. Any subsequent calls to this API endpoint will override the previous vsock device configuration.
Firecracker v0.19 API: Removed 'Halting' and 'Halted' instance states.

Adds support for configuring Network Interfaces via CNI (#126)
Moves NetworkInterface.HostDevName and NetworkInterface.MacAddress fields to NetworkInterface.StaticConfiguration.HostDevName and NetworkInterface.StaticConfiguration.MacAddress fields, respectively. This is a backwards incompatible change, users will need to update the location of these fields. (#126)

Fixes a bug where fifos were not working properly with jailer enabled (#96)
Fixes bug where context was not being used at all during startVM (#86)
Updates the jailer's socket path to point to the unix socket in the jailer's workspace (#86)
Fixes bug where default socketpath would always be used when not using jailer (#84).
Update for compatibility with Firecracker 0.17.x
Changes JailerCfg to be a pointer and removes EnableJailer for ease of use (#110).

Add the machine.Shutdown() method, enabling access to the SendCtrlAltDel API added in Firecracker 0.15.0