variable endpoint url
preventing duplicate lookups on the same instance
default to None
Revert "default to None"

This reverts commit 070e34df1260dfc78d638bc31ce1d1827acd6174.
Revert "preventing duplicate lookups on the same instance"

This reverts commit f59b0bbd1e2163c82171183b80f387e541978dce.
Revert "variable endpoint url"

This reverts commit eb84616d894c928009e43fd5d4dbf0331e85cbc5.
Revert "Revert "just doing this for a speed test, will revert later""

This reverts commit b201927cba1a265e708564ee02b655bf19667bc9.
Revert "just doing this for a speed test, will revert later"

This reverts commit 04bf60445eaf05a2c2ba5eb9c63d605e1e8c7f2b.
Revert "service type has changed for cloudFilesCDN"

This reverts commit afb068d1285c315cbb5800c367566769124cc2df.
when a request is made to a CDN endpoint there is no internalURL to use, we have to fall back to the publicURL
Merge branch 'fix-internal-url-cdn-request' of github.com:activefrequency/libcloud into fix-internal-url-cdn-request