[piwik] Add addon config

- Update mentions of .htconfig.php

piwik/config/piwik.ini.php

@@ -0,0 +1,29 @@
+<?php return <<<INI
+
+; Warning: Don't change this file! It only holds the default config values for this addon.
+; Instead overwrite these config values in config/local.ini.php in your Friendica directory
+
+[piwik]
+; baseurl (String)
+; This URL points to your Piwik installation.
+; Use the absolute path, remember trailing slashes but ignore the protocol (http/s) part of the URL.
+; Example: baseurl = example.com/piwik/
+baseurl =
+
+; siteid (Integer)
+; Change the *sideid* parameter to whatever ID you want to use for tracking your Friendica installation.
+sideid =
+
+; optout (Boolean)
+; This defines whether or not a short notice about the utilization of Piwik will be displayed on every
+; page of your Friendica site (at the bottom of the page with some spacing to the other content).
+; Part of the note is a link that allows the visitor to set an opt-out cookie which will prevent visits
+; from that user be tracked by Piwik.
+optout = true
+
+; async (Boolean)
+; This defines whether or not to use asynchronous tracking so pages load (or appear to load) faster.
+async = false
+
+INI;
+//Keep this line