CFY-800 add test for non recoverable errors
CFY-800 add test for recoverable errors specifying retry_after
CFY-800 for travis
Update .travis.yml
Merge pull request #57 from cloudify-cosmo/feature/CFY-800-non-recoverable-errors

Recoverable and non recoverable errors
CFY-800 modify agent install to make use of non recoverable errors
CFY-835 execute celery tasks locally
CFY-835 change uninstall workflow to run agent installer tasks locally
CFY-835 revert travis.yml
Merge pull request #58 from cloudify-cosmo/feature/CFY-835-local-workers-installer-tasks

CFY-835 execute celery tasks locally
CFY-800 small fix
CFY-800 for travis
Merge branch 'develop' into feature/CFY-800-use-recoverable-api

Conflicts:
	.travis.yml
CFY-800 test fixes
CFY-800 flake8
CFY-726 changed install_agent default value to true
Update .travis.yml
Merge pull request #59 from cloudify-cosmo/feature/CFY-800-use-recoverable-api

Use recoverable/nonrecoverable errors
Merge branch 'develop' into feature/CFY-726-install-agent-true
Merge pull request #60 from cloudify-cosmo/feature/CFY-726-install-agent-true

Feature/cfy 726 install agent true