Library (header file), unit tests, example.

First commit of puppetdbquery.

puppetdbquery assumes the query string to be an url-encoded string.
The query results are not processed; they are resturned as a string.
Merge remote-tracking branch 'origin/master' into PEG-81

* origin/master:
  Library (header file), unit tests, example.

Conflicts:
	README.md
	include/puppetdbquery/puppetdbquery.h
Moving down private attributes.
Merge pull request #1 from parisiale/PEG-81

Peg 81