Migrate domain name from freecadweb to freecad (#9352)

* Migrate domain name from freecadweb to freecad
* Migrate src/Mod/Material files
* Migrate Stylesheet related files
* Migrate *.svg files
* Migrate miscellaneous files
* Migrate some build files
* Migrate recently added TD AR_IRAM template files

Closes #6415

src/Mod/Part/App/PartFeature.cpp

@@ -171,7 +171,7 @@ App::DocumentObject *Feature::getSubObject(const char *subname,
     catch(Standard_Failure &e) {
         // FIXME: Do not handle the exception here because it leads to a flood of irrelevant and
         // annoying error messages.
-        // For example: https://forum.freecadweb.org/viewtopic.php?f=19&t=42216
+        // For example: https://forum.freecad.org/viewtopic.php?f=19&t=42216
         // Instead either raise a sub-class of Base::Exception and let it handle by the calling
         // instance or do simply nothing. For now the error message is degraded to a log message.
         std::ostringstream str;