Use spaces instead of tabs after CPP directives

Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>

src/lib/library.c

@@ -1,8 +1,8 @@
-#include	<stdio.h>
-#include	<stdlib.h>
-#include	<string.h>
-#include	"types.h"
-#include	"libwrap.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "types.h"
+#include "libwrap.h"
 
 extern	void	fatalerror( char *s );