Calling `ec2.get_image` right after `ec2.create_image` may raise error
"InvalidAMIID.NotFound". This has happend roughly 1 time out of 10 for me.

Other people has bitten by this too:
- https://github.com/Netflix/aminator/commit/5707f100a07d3432027d1e7a3305567a2a7d2574
- http://stackoverflow.com/a/14794952
- https://bitbucket.org/utoolity/bamboo-aws-plugin/pull-request/22/baws-116-fix-ec2-image-task-failing-with/diff

(docs) result is registered so would be used in the until param of a do-until loop

Rename rax_clb_nodes

fixed get_service_enabled call

Fixed a typo in the fetch module documentation

Fix for Issue #2470 - gem version string processing

This fix assumes that no sane gem version has spaces in it, so when one like that is encountered, it will get truncated at the first space.

Add idempotency support to ec2_group

asn1 is a dependency so no need to mention this in docs.  Also no callouts for other OSes so no need for BSD.

Conflicts:
	library/utilities/accelerate

htpasswd docs: add notes about depending on python-passlib

ec2_eip module: note that there may be a delay reaching the instance