Merge remote-tracking branches 'neheb/uniq', 'neheb/bool', 'neheb/loop', 'neheb/bool2', 'neheb/perf', 'neheb/void' and 'neheb/value'

src/input/InputPlugin.cxx

@@ -33,7 +33,7 @@ InputPlugin::SupportsUri(const char *uri) const noexcept
 			if (StringStartsWithIgnoreCase(uri, *i))
 				return true;
 	} else {
-		for (auto schema : protocols()) {
+		for (const auto& schema : protocols()) {
 			if (StringStartsWithIgnoreCase(uri, schema.c_str())){
 				return true;
 			}

src/input/plugins/CdioParanoiaInputPlugin.cxx

@@ -162,7 +162,7 @@ parse_cdio_uri(const char *src)
 }
 
 static AllocatedPath
-cdio_detect_device(void)
+cdio_detect_device()
 {
 	char **devices = cdio_get_devices_with_cap(nullptr, CDIO_FS_AUDIO,
 						   false);