Added Cloudera.
Merge pull request #23 from joey/gh-pages

Added Cloudera.
Create CODE_OF_CONDUCT.md

Added code of conduct from https://github.com/Bantik/contributor_covenant
Merge pull request #24 from tpitale/gh-pages

Create CODE_OF_CONDUCT.md
Add Red Hat
Change cut/paste error from 'tech' to 'banking'
Add defense catagory and first two companies