s-a-a-s and phantomjs install

- quick write up for Debian Wheezy (copy/paste from elsewhere)
- also how to run as a demon (using forever)
new api endpoints

one for status, and another one for the “contents” (the retrieved,
cleaned and sanitized HTML page); adding links to contents to the
“test” page; only show last 1000 items
resolution of urls

i.e. if response is a 30x something take the location header and
recursively attempt to see whether there are more redirects.
add scheduled contents task
a tiny bit more documentation on roles and users
normalised event and language insertion
passing node rather than its url

may not be optimal …
get contents

both the task spawner and the actual contents retrieval
screenshot retrieval

both task spawner and retrieval via screenshot-as-a-service
normalised event
ignoring a file