Template: Use MapCache, getPage(): Return value, not reference

qswiki.cpp

@@ -180,7 +180,9 @@ int main(int argc, char **argv)
 		userdao->save(anon.value());
 		User::setAnon(anon.value());
 
-		Template siteTemplate{config.templateprefix, config.templatepath, config.urls, config.configVarResolver};
+		MapCache<TemplatePage> mapCache;
+		Template siteTemplate{config.templateprefix, config.templatepath, config.urls, config.configVarResolver,
+							  mapCache};
 		UrlProvider urlProvider{config.urls};
 
 		auto cache = createCache(config.configVarResolver);