Modernize various files (src/m*) (#6267)

* Modernize various files (src/m*)

* range-based for loops
* code style
* C++ headers instead of C headers
* Default operators
* empty function

Thanks to clang-tidy

1 files changed, 1 insertions, 1 deletions

diff --git a/src/mg_schematic.h b/src/mg_schematic.h
index fc6488c4d..069b594f1 100644
--- a/src/mg_schematic.h
+++ b/src/mg_schematic.h
@@ -125,7 +125,7 @@ public:
 class SchematicManager : public ObjDefManager {
 public:
 	SchematicManager(Server *server);
-	virtual ~SchematicManager() {}
+	virtual ~SchematicManager() = default;
 
 	virtual void clear();