Update tests to be run in macOS

[coolbrg]

Currently, the tests are only able to run in Linux as we are downloading only linux binary here

minishift-b2d-iso/tests/utils/minishift_latest_version.py

Lines 7 to 14 in 0728c8b

	OS = os.getenv('OS', 'linux')
	def main():
	pattern = re.compile(".*%s-amd64.(tgz|zip)$" % OS)
	r = requests.get('https://api.github.com/repos/minishift/minishift/releases/latest')
	for asset in r.json()['assets']:
	if pattern.match(asset['name']):
	print asset['browser_download_url']

[coolbrg]

Resolved via #78