update docs for clarity and conformance to upstream 4.4 rebase
Spelling correction
Merge pull request #95 from mtchavez/master

examples: Spelling correction

Thanks for the PR!
resolve #93
[DOC] - Force port 80 for key server
http://unix.stackexchange.com/questions/75892/keyserver-timed-out-when-trying-to-add-a-gpg-public-key
[DOC] - Fixed path to controller-manager in README
Merge pull request #98 from clehene/master

[DOC] - Force port 80 for key server
Merge branch 'master' into expose_services_label