fix libcloud usage for rackspace
pylint
Update to latest stable bootstrap script v2014.09.25

* Properly detect Amazon AMI's >= 2014.9. saltstack/salt-bootstrap#468
Fix Azure stacktrace when ssh_agent isn't present

Closes #16074
Fix linode test failures and test all modules
Skip ssh grains test for now. Test environment isn't set up to handle it.
Actually, just fix pylint
Merge pull request #16146 from rallytime/azure_ssh_agent

Fix Azure stacktrace when ssh_agent isn't present
Merge pull request #16143 from s0undt3ch/hotfix/bootstrap-script

Update to latest stable bootstrap script v2014.09.25
Merge pull request #16151 from rallytime/fix_ssh_test

Fix jenkins - Skip ssh grains test for now.
Merge branch '2014.7' into develop
Merge pull request #16149 from rallytime/improve_loader_test

Fix linode test failures and test all modules
Add passwd opts checking to key_opts, fix #16147
Gate zmq import in cache system
gate zmq in fscache
gate zmq in fsworker
Merge branch '2014.7' into develop
Merge pull request #16100 from novapost/feature/fix_cloud_rackspace_provider

fix libcloud usage for rackspace
Skip test_vt_size unit test
Merge pull request #16160 from thatch45/gate_zmq

Gate zmq