Made the shell shim compatible with AIX.
Add zmqversion grain

Like saltversion, this grain can help show the effective version of a
particular component (in this case ZMQ) that is in use on the running
minion, and help aid in troubleshooting.
Check for None
salt.modules.seed: Don't die due to bad symlinks
Fix --list all option
Fix highstate output

Refs #10945
Merge pull request #11018 from cachedout/10982

Fix --list all option
Merge pull request #11004 from chevah/salt-ssh-aix-support

Made the salt-ssh shell shim compatible with AIX.
Merge pull request #11010 from terminalmage/zmq-grain

Add zmqversion grain
Merge pull request #11011 from cachedout/10971_fix

Check for None
Merge pull request #11019 from cachedout/10945

Fix highstate output
Merge pull request #11015 from mgwilliams/seed

salt.modules.seed: Don't die due to bad symlinks
Start breaking out the bootstrap code into a unified function
IBM SCE is gone, let's get it out of Salt Cloud
Merge pull request #11027 from techhat/ibmsce

IBM SCE is gone, let's get it out of Salt Cloud
Added semantics for accepting keys to joiner/joinent transactions
Added redo timers
Added auto accept logic and flag
Fixing up the nova driver
[salt.cloud] pylint fixes for nova driver
Merge pull request #11028 from gtmanfred/nova

Fixing up the nova driver
added support for auto, main, dirpath for persistence to stack behavior