Add vim encoding and folding marker

src/core/os/cpath/cpath.c

@@ -1,3 +1,5 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
 #include "cpath.h"
 #include "../../../common/aliases/aliases.h"
 #include "../../../common/misc/misc_utils.h"

src/core/os/cpath/cpath.h

@@ -1,3 +1,5 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
 #ifndef CPATH_H
 #define CPATH_H