libyang UPDATE add prefix for common and config files

To avoid include conflicts.
diff --git a/src/tree_schema_common.c b/src/tree_schema_common.c
index a2ab277..94e91a4 100644
--- a/src/tree_schema_common.c
+++ b/src/tree_schema_common.c
@@ -23,7 +23,6 @@
 #include <string.h>
 #include <time.h>
 
-#include "common.h"
 #include "compat.h"
 #include "context.h"
 #include "dict.h"
@@ -31,6 +30,7 @@
 #include "in.h"
 #include "in_internal.h"
 #include "log.h"
+#include "ly_common.h"
 #include "parser_schema.h"
 #include "path.h"
 #include "schema_compile.h"