Note, not all `alexellis/github` references should be changed, there are
a number of repos which are not part of the openfaas org, this commit
excludes those.
Signed-off-by: John McCabe <john@johnmccabe.net>
* - Extend stack to include a test function
* - Allow _ char in routes
* - Let Dockerfile shrink by coming from alpine
* Update build.sh
* Document stack deploy
* Update README.md
* fix port in README (#3)
