Show Matomo instead of Piwik in the user interface in more places (#12421)

* Replace all occurences of Piwik in english translations of Actions plugin

* translation update

* Replace all occurences of Piwik in english translations of API plugin

* translation update

* Replace all occurences of Piwik in english translations of core

* replace Piwik occurrences

* Rename widget piwik.org blog => matomo.org blog

* fix widget name

* replaced some more piwik mentions

* Renamed to Matomo a few strings

* Replaced more strings to Matomo in JSON files, twig templates

* Replaced more strings to Matomo in INI file

* Replaced more strings to Matomo in API docs, error messages, feedback forms

* introduce API.getMatomoVersion and ExampleAPI.getMatomoVersion API + deprecate old ones

6 files changed, 6 insertions, 6 deletions

diff --git a/core/DataTable/Row.php b/core/DataTable/Row.php
index 4077d6cd43..b98e2cc711 100644
--- a/core/DataTable/Row.php
+++ b/core/DataTable/Row.php
@@ -54,7 +54,7 @@ class Row extends \ArrayObject
      * @param array $row An array with the following structure:
      *
      *                       array(
-     *                           Row::COLUMNS => array('label' => 'Piwik',
+     *                           Row::COLUMNS => array('label' => 'Matomo',
      *                                                 'column1' => 42,
      *                                                 'visits' => 657,
      *                                                 'time_spent' => 155744),
diff --git a/core/Http.php b/core/Http.php
index 59628852ab..608a4c2f51 100644
--- a/core/Http.php
+++ b/core/Http.php
@@ -655,7 +655,7 @@ class Http
     /**
      * Downloads the next chunk of a specific file. The next chunk's byte range
      * is determined by the existing file's size and the expected file size, which
-     * is stored in the piwik_option table before starting a download. The expected
+     * is stored in the option table before starting a download. The expected
      * file size is obtained through a `HEAD` HTTP request.
      *
      * _Note: this function uses the **Range** HTTP header to accomplish downloading in
diff --git a/core/Plugin/API.php b/core/Plugin/API.php
index 0f48816af3..a7e2e2f788 100644
--- a/core/Plugin/API.php
+++ b/core/Plugin/API.php
@@ -17,7 +17,7 @@ use Psr\Log\LoggerInterface;
  *
  * Plugins that want to expose functionality through the Reporting API should create a class
  * that extends this one. Every public method in that class that is not annotated with **@ignore**
- * will be callable through Piwik's Web API.
+ * will be callable through Matomo's Web API.
  *
  * _Note: If your plugin calculates and stores reports, they should be made available through the API._
  *
diff --git a/core/Plugin/MetadataLoader.php b/core/Plugin/MetadataLoader.php
index d1218b51b0..80eae18a80 100644
--- a/core/Plugin/MetadataLoader.php
+++ b/core/Plugin/MetadataLoader.php
@@ -83,7 +83,7 @@ class MetadataLoader
         return array(
             'description'      => $descriptionKey,
             'homepage'         => 'https://matomo.org/',
-            'authors'          => array(array('name' => 'Piwik', 'homepage'  => 'https://matomo.org/')),
+            'authors'          => array(array('name' => 'Matomo', 'homepage'  => 'https://matomo.org/')),
             'license'          => 'GPL v3+',
             'version'          => Version::VERSION,
             'theme'            => false,
diff --git a/core/Tracker/Cache.php b/core/Tracker/Cache.php
index b18003aaa9..17a0b1700d 100644
--- a/core/Tracker/Cache.php
+++ b/core/Tracker/Cache.php
@@ -145,7 +145,7 @@ class Cache
          *
          * Data that is used during tracking but is expensive to compute/query should be
          * cached to keep tracking efficient. One example of such data are options
-         * that are stored in the piwik_option table. Querying data for each tracking
+         * that are stored in the option table. Querying data for each tracking
          * request means an extra unnecessary database query for each visitor action. Using
          * a cache solves this problem.
          *
diff --git a/core/Tracker/TableLogAction.php b/core/Tracker/TableLogAction.php
index 40f25f7e41..b43c481664 100644
--- a/core/Tracker/TableLogAction.php
+++ b/core/Tracker/TableLogAction.php
@@ -24,7 +24,7 @@ use Piwik\Segment\SegmentExpression;
 class TableLogAction
 {
     /**
-     * This function will find the idaction from the lookup table piwik_log_action,
+     * This function will find the idaction from the lookup table log_action,
      * given an Action name, type, and an optional URL Prefix.
      *
      * This is used to record Page URLs, Page Titles, Ecommerce items SKUs, item names, item categories