Convert functions to puppet 4 API

[alexjfisher]

Converting the puppet 3 API functions to use the Puppet 4 API, should fix environment isolation issues people occasionally have.

For example, it will probably fix https://github.com/voxpupuli/puppet-archive/issues/320

• [x] artifactory_sha1
• [x] assemble_nexus_url
• [ ] go_md5

[trevor-vaughan]

FYI, the way the include statement works in go_md5 causes compilation to fail on occasion. It either needs to be ported to Puppet 4 or use a relative include.

[alexjfisher]

FYI, the way the include statement works in go_md5 causes compilation to fail on occasion. It either needs to be ported to Puppet 4 or use a relative include.

Are you a GoCD user? See https://github.com/voxpupuli/puppet-archive/pull/392