Replace HTTParty with net/http

[hawkins]

Fixes #4

[todo]

How can we ensure this gets updated with every new version?

lard/lib/lard.rb

Lines 90 to 95 in 295e5d9

	private
	def prepare_uri(url)
	if url.start_with?('http://', 'https://')
	URI url
	else

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This comment was generated by todo based on a TODO comment in 295e5d9 in #10. cc @hawkins.