changes in Extensions ABI

* rewrite aggregator to normal qt ui
* use X-AW prefix for formatters options
* fix logging
* use nullptr in headers

sources/extsysmon/sources/customsource.h

@@ -39,7 +39,7 @@ public:
 private:
     QStringList getSources();
     // configuration and values
-    ExtItemAggregator<ExtScript> *extScripts;
+    ExtItemAggregator<ExtScript> *extScripts = nullptr;
     QStringList m_sources;
 };
 

sources/extsysmon/sources/quotessource.h

@@ -39,7 +39,7 @@ public:
 private:
     QStringList getSources();
     // configuration and values
-    ExtItemAggregator<ExtQuotes> *extQuotes;
+    ExtItemAggregator<ExtQuotes> *extQuotes = nullptr;
     QStringList m_sources;
     QVariantHash m_values;
 };

sources/extsysmon/sources/upgradesource.h

@@ -39,7 +39,7 @@ public:
 private:
     QStringList getSources();
     // configuration and values
-    ExtItemAggregator<ExtUpgrade> *extUpgrade;
+    ExtItemAggregator<ExtUpgrade> *extUpgrade = nullptr;
     QStringList m_sources;
 };
 

sources/extsysmon/sources/weathersource.h

@@ -39,7 +39,7 @@ public:
 private:
     QStringList getSources();
     // configuration and values
-    ExtItemAggregator<ExtWeather> *extWeather;
+    ExtItemAggregator<ExtWeather> *extWeather = nullptr;
     QStringList m_sources;
     QVariantHash m_values;
 };