CLOUD-24 volumes docs adde
CLOUD-180 validate environment variables
CLOUD-126 do not fail the user data script immediately if metadata service returns timeout for the first attempt
Merge pull request #259 from sequenceiq/bug-fixing

lgtm
Merge pull request #258 from sequenceiq/volumes-docs

lgtm
CLOUD-164 Removed unique constraint from the company name
CLOUD-182 Added new role
CLOUD-182 company resources retrieved only for company users
CLOUD-182 User entity keeps the compantyName. Company name unique constraint re-added