Adds two config options to the Proxmox builder:
```
http_interface
vm_interface
```
Both give the user the ability to specify an interface whos IP will be set as the `.HTTPIP` and VMIP respectively.
This is useful when the VM and or the machine executing Packer has multiple interfaces.
Until now Packer would accept the first non-loopback IP as the `.HTTPIP` and VMIP.
I'm open to suggestions and any kind of feedback.
* Added ability to define the NIC where the HTTPIP is taken from.
* Added VM interface config option
* fmt and documentation
* Moved HTTPInterface into HTTPCommon
* Build Fix
* Documentation Fix
Since the work to mount isos was duplicated already across the
step_mount_iso and step_mount_guest_additions, this required a
refactor to prevent further code duplication and make the
ports and devices easier to follow
tooling. Tested on OSX, `Windows, and Linux. Documented command line dependencies.
Added acceptance tests (behind testacc flag, since there are dependencies).
This option is only implemented for the vmware and hyperv iso builders. It will be
implemented for others in later PRs in order to make review easier.
Before change
```
⇶ golangci-lint run --disable-all --no-config --enable=staticcheck | ack SA6005
builder/profitbricks/step_create_server.go:254:22: SA6005: should use strings.EqualFold(a, b) instead of strings.ToLower(a) == strings.ToLower(b) (staticcheck)
builder/oneandone/config.go:97:7: SA6005: should use strings.EqualFold(a, b) instead of strings.ToLower(a) == strings.ToLower(b) (staticcheck)
builder/vmware/common/driver_parser.go:1199:7: SA6005: should use strings.EqualFold(a, b) instead of strings.ToLower(a) == strings.ToLower(b) (staticcheck)
```
After change
```
⇶ golangci-lint run --disable-all --no-config --enable=staticcheck | ack SA6005
```
* Separate Access Config from yandex builder Config
* make use of Access Config explicit
* Move `MaxRetries` into AccessConfig
* NewDriverYC use AccessConfig instead Config
* yandex-import PP use common Access Config
Now support set custom API Endpoint
* yandex-export PP use common Access Config
Now support set custom API Endpoint too (as yandex-import)
* fix test
* Tiny doc updates.
