Address deprecation warnings in CloudFilesPublish
Adds an example on how to use cloud-init with Nova and rackspace
Revert "Adds an example on how to use cloud-init with Nova and rackspace"

This reverts commit 6f75d5223458ecb1251bfcac812d1017e8ce49a6.
Compile examples with 1.7.1 and repair bit-rot
Update compute-basics example for GCE provider, support listimages, listnodes commands in compute-basics example
Removed all references to RestContext from Rackspace examples.
Updated broken links and license info
JCLOUDS-389: Updated license headers, broken links, and fixed minor whitespace issues
Revert compute examples back to use RestContext until Nova is unasynced
Change example to use Ubuntu
Change example to use Ubuntu and SSD
Minor changes to compute-basics after code review

Follow-up to c223b771
Prefer Guava IO helpers
Prefer ByteSource over String Payload
Consistently gather and emit blob metadata
Remove O(container) call to BlobStore.countBlobs
Updating the examples after the 1.7.2 release

Also aligning POMs
Adds an example on how to use cloud-init with Nova and rackspace