src/gui/epgview.cpp: initialize of dimensions dependently from added icons

... so it is possible to get usable dimension values. Useful if in parent
object none values or too small dimensions are defined.

src/gui/components/cc_frm_icons.cpp

@@ -84,7 +84,10 @@ void CComponentsIconForm::addIcon(const std::string& icon_name)
 							icon_name,
 							this);
 	ccp->doPaintBg(false);
-
+	int dx, dy;
+	ccp->getRealSize(&dx, &dy);
+	height = max(height, dy);
+	width = max(width, dx);
 	initChainItems();
 }