* fixes for issue 63

* example

* add install note

* quotes

* Fixpullnbackup fixes (#81)

* Fix a few warnings and correct data type for boolean variables.

* Boolean data type for $dnssec, $signup and $ipv6.
Use only $signup instead of also $registrations_open.
Use only $outputssl instead of also $outputresults.

* Weird PSQL requires boolean to be passed as int, else it gives an error: `invalid input syntax for type boolean: ""`

* Remove unnecessary unsets.

* Remove unnecessary foreach loop.

* Fix alignment (visual only).
[skip ci]

* To determine if the request was successful, check for a valid JSON to parse instead of searching the response for a string.

* Rename query result variables to prevent breaking the main loop.

* Add a small debug function to make debug output cleaner and easier to use.

* Add debug flag. Browser: `pull.php?debug`, CLI: `pull.php debug`

* Remove old code that prevents markers from overlapping each other, as mapbox nicely separates them.