Clean up superfluous includes

src/lib/update/human.c

@@ -35,7 +35,6 @@
 #include <config.h>
 
 #include <math.h>
-#include "budg.h"
 #include "item.h"
 #include "news.h"
 #include "player.h"

src/lib/update/land.c

@@ -42,7 +42,6 @@
 #include "news.h"
 #include "plague.h"
 #include "player.h"
-#include "ship.h"
 #include "update.h"
 
 static void landrepair(struct lndstr *, struct natstr *, struct bp *, int);

src/lib/update/main.c

@@ -40,7 +40,6 @@
 #include "empthread.h"
 #include "game.h"
 #include "journal.h"
-#include "player.h"
 #include "server.h"
 #include "unit.h"
 #include "update.h"

src/lib/update/move_sat.c

@@ -34,7 +34,6 @@
 
 #include <math.h>
 #include "nsc.h"
-#include "path.h"
 #include "plane.h"
 #include "update.h"
 

src/lib/update/nav_util.c

@@ -33,11 +33,8 @@
 #include <config.h>
 
 #include "item.h"
-#include "land.h"
 #include "nsc.h"
-#include "path.h"
 #include "plague.h"
-#include "plane.h"
 #include "ship.h"
 #include "update.h"
 

src/lib/update/populace.c

@@ -32,9 +32,7 @@
 
 #include <config.h>
 
-#include "land.h"
 #include "lost.h"
-#include "path.h"
 #include "update.h"
 
 void

src/lib/update/prepare.c

@@ -37,7 +37,6 @@
 #include "budg.h"
 #include "item.h"
 #include "land.h"
-#include "path.h"
 #include "player.h"
 #include "ship.h"
 #include "update.h"

src/lib/update/sect.c

@@ -40,7 +40,6 @@
 #include "lost.h"
 #include "path.h"
 #include "player.h"
-#include "product.h"
 #include "ship.h"
 #include "update.h"