Correct docs inaccuracy

state_verbose does not default to False. This was changed a long time
ago but the docs were never updated.
Merge pull request #10886 from terminalmage/docs

Correct docs inaccuracy
Added create_snapshot function to salt-cloud
Adding salt-cloud snapshot create,delete,copy,describe functions
Merge pull request #10887 from makinacorpus/fixsetup

fix setup.py typo
Add the indication that pillar_roots should not be subdirectories of file_roots, as that won't work, everywhere it looks relevant.
Merge pull request #10889 from Katafalkas/salt-cloud_ec2_snapshot_functions

Salt cloud ec2 snapshot functions
Merge pull request #10892 from viodlen/develop

Doc improvement
Merge remote-tracking branch 'salt/develop' into develop