Adding certificates to the archive
Style fixes
adds host field to create_dummy_cert_from_server
Generated cert uses request host if theres no sni
Making cert names consistent
Style changes
Adding crypto and SSL helper functions
check if root cert is in the archive
Changing naming and style
Make line length less than 80 characters
Changing doc string to match name changes
Moving cert creation to server
Removing unused imports
style
Changing root_cert check
Moving get_certificate to HttpArchive
Changing pem to ca_str
Shuffling get_certificate
Style
Merge remote-tracking branch 'origin' into archive_certs

Conflicts:
	certutils_test.py
	sslproxy.py
	sslproxy_test.py