Import packaging from Ubuntu cloud archive

Change-Id: I8508708170822528415e4b90b1744e5c54319b02
Make packages native

Change-Id: I43eaa3494ca9901f9b0c140d592d7d38bfbe019e
Make packages non-native again

Change-Id: Ib334a9bc4f6e3e8ae2f6009b99030034f49d3605
Fix path to the xenhost conf

Change-Id: I1674b17862ae0a2204f738ed09bc7c0d1bc89772
Fix docs build without network

Change-Id: I4781e30cd34d26dbe3fe75cd62d4127558630165
Fix requirements

Change-Id: I253b0fe7aef44670754ef9193762bd51244d5c29
Avoid failing tests

Change-Id: I5438a4ad5295c35f0c1800a95a38d83cecafe940
fix novnc regression

Change-Id: I27a37b643178feda029e06c3db3235c00889f1d5
Fix boto versioning

Change-Id: Iddb05288e32aa70e155f37dcf96917981164d282
Revert stable/havana requirements

Change-Id: I853a4d53cbf2b5951afed1232352fb6acd37587b