Merge pull request #7238 from willthames/ec2_snapshot_argument_spec

Improve the ec2_snapshot argument spec and docs
Merge pull request #7259 from darKoram/nova_keypair_check_keys

nova_keypair should fail if 'name' of key exists in keystore, but ssh hash value != public_key offered
use the full list of available campfire sounds

From the list found [here](http://www.emoji-cheat-sheet.com/)
Merge pull request #7377 from mikhailguru/devel

Fixed handling of paths containing whitespaces in the synchronize module
Docker links and required alias

If no alias is passed one will now be created for you with the same name
as the target link container, as per the documentation
Back-porting 1.6.x release info into CHANGELOG/RELEASES and packaging
Merge pull request #7714 from pmyjavec/devel

Docker links need alias specified
Merge branch 'rax-autoscale' of https://github.com/sivel/ansible into sivel-rax-autoscale
Merge pull request #7687 from ryanpetrello/devel

Fix neutron floating IP allocation for networks w/ multiple subnets
Back-porting 1.6.x release info into CHANGELOG/RELEASES and packaging
Merge branch 'pr_fix2' of https://github.com/carlanton/ansible into carlanton-pr_fix2
Change name of vault integration test
Merge branch 'carlanton-pr_fix2' into devel
Escape backslash in assemble module docs
Added quotes around key path - Issue 7713
fix incorrect secondary ip handling, fixes #7724
Merge pull request #7717 from Xerkus/patch-2

Escape backslash in assemble module docs
Error checking and reporting on interface ufw rule
Merge pull request #7726 from ebastos/devel

Added quotes around key path - Issue 7713
Merge pull request #7729 from rgbkrk/ufw_check_direction+interface

Error checking and reporting on interface ufw rule