Removed all superfluous #include's

Automatically optimized by CLion IDE with manual corrections

src/m_misc.cpp

@@ -28,28 +28,20 @@
 
 #include <sys/stat.h>
 #include <sys/types.h>
-#include <fcntl.h>
 #include <stdlib.h>
 #include <errno.h>
-#include <stdlib.h>
 #include <time.h>
 
 #include "r_defs.h"
 
-#include "doomtype.h"
 #include "version.h"
 
 #if defined(_WIN32)
 #include <io.h>
 #else
-#include <unistd.h>
 #endif
 
 
-#include <ctype.h>
-
-#include "doomdef.h"
-
 #include "m_swap.h"
 #include "m_argv.h"
 
@@ -59,15 +51,9 @@
 #include "c_dispatch.h"
 #include "c_bind.h"
 
-#include "i_system.h"
 #include "i_video.h"
 #include "v_video.h"
 
-#include "hu_stuff.h"
-
-// State.
-#include "doomstat.h"
-
 // Data.
 #include "m_misc.h"
 #include "m_png.h"