Packer.py

packer v1.2.2 feature sync [GH-105]

NOTEWORTHY
* builder/Alicloud: rename to builder/AliCloud
* post-processor/AlicloudImport: rename to post-processor/AliCloudImport

FEATURES:
* builder/NaverCloud: add support for packer's ncloud builder
* builder/OracleClassic: add support for packer's oracle-classic builder
* builder/Scaleway: add support for packer's scaleway builder

MISC:
* (builder, post-processor, provisioner): additional properties

BUG FIX:
* builder/VmwareIso: add missing format property [GH-103]

NOTEWORTHY
* Drop support for EOL python versions (2.6, 3.3) [GH-98]
* builder/HyperV: rename to builder/HypervIso [GH-100]

FEATURES:
* builder/HypervVmcx: add support for packer's Hyper-V (from a vmcx) builder [GH-97]
* builder/ParallelsIso: add support for packer's parallels ISO builder [GH-99]
* builder/ParallelsPvm: add support for packer's parallels PVM builder [GH-99]
* provisioner: add support for packer pause_before [GH-90]

IMPROVEMENTS:
* fix list of list(aka jagged array) attributes causing exception during rendering [GH-101]
* builder/Amazon: add attribute temporary_security_group_source_cidr [GH-79]
* builder/Docker: add attribute fix_upload_owner [GH-73]
* builder/HypervIso: add attribute vhd_temp_path [GH-78]
* builder/VirtualboxOvf: add attribute keep_registered [GH-76]
* builder/VMwareIso: add attribute disable_vnc [GH-75]
* provisioner/puppet: add attribute guest_os_type [GH-74]

MISC:

* ci: install packer binary for ci testing [GH-77]

Thanks to all the hacktoberfest participants that made this release possible.


FEATURES:
* builder/AmazonChroot: add support for packer's amazon chroot builder [GH-19]
* builder/AmazonEbsSurrogate: add support for packer's amazon ebs surrogate builder [GH-19]
* builder/AmazonEbsVolume: add support for packer's amazon ebs volume builder [GH-19]
* builder/LXC: add support for packer's lxc builder [GH-37]
* builder/LXD: add support for packer's lxd builder [GH-33]
* builder/OracleOCI: add support for packer's oracle oci builder [GH-50]
* post_processor/VSphereTemplate: add support for packer's vsphere template builder [GH-60]

IMPROVEMENTS:
* add python3 compatibility [GH-35]

MISC:
* remove duplicated keys from HyperV and VirtualboxIso builders [GH-61]
* add licence and classifiers to setup.py [GH-59]
* add github pull request template [GH-47]
* appveyor support for testing on windows [GH-36]
* appveyor add python3 testing[GH-39]
* appveyor tox testenv, default PYTHON to empty string[ GH-51]
* appveyor fix python 2.6 build environment [GH-53]
* remove leading ellipsis from README.rst [GH-29]
* add amazon builders to supported list [GH-32]
* add lxc builder to supported list [GH-41]
* improve test coverage for list of builders [GH-34]

FEATURES:
* builder/Alicloud: add support for packer's alicloud ecs builder
* builder/AmazonInstance: add support for packer's amazon instance builder
* builder/Azure: add support for packer's azure builder
* builder/CloudStack: add support for packer's cloudstack builder
* builder/DigitalOcean: add support for packer's digital ocean builder
* builder/GoogleCompute: add support for packer's google compute builder
* builder/HyperV: add support for packer's hyperv iso builder
* builder/Null: add support for packer's null builder
* builder/OneAndOne: add support for packer's oneandone builder
* builder/OpenStack: add support for packer's openstack builder
* builder/ProfitBricks: add support for packer's ProfitBricks builder
* builder/Qemu: add support for packer's qemu builder
* builder/Triton: add support for packer's triton builder
* builder/VirtualboxIso: add support for packer's virtualbox iso builder
* builder/VirtualboxOvf: add support for packer's virtualbox ovf builder
* builder/VMwareIso: add support for packer's vmware iso builder
* builder/VMwareVmx: add support for packer's vmware vmx builder

* improve user documentation [GH-2]
* add support for multiple var [GH-4]