libsaria: Remove redundant code

Nothing needs to call this function anymore.  I also cleaned up the
header file a bit.

libsaria/library/file.cpp

@@ -5,6 +5,7 @@
 #include <libsaria/idle.h>
 #include <libsaria/library.h>
 #include "path/path.h"
+#include "list/list.h"
 #include "library.h"
 
 static void do_load()

libsaria/library/library.cpp

@@ -13,16 +13,6 @@ list<LibraryPath> path_list;
 namespace libsaria
 {
 
-	LibraryPath *library::get_path(string dir)
-	{
-		list<LibraryPath>::iterator it;
-		for (it = path_list.begin(); it != path_list.end(); it++) {
-			if (it->get_path() == dir)
-				return &(*it);
-		}
-		return NULL;
-	}
-
 	void library::for_each_path(void (*info_func)(struct library::PathInfo &))
 	{
 		list<LibraryPath>::iterator it;
@@ -39,7 +29,11 @@ namespace libsaria
 
 	void library::update_path(string dir)
 	{
-		get_path(dir)->update();
+		list<LibraryPath>::iterator it;
+		for (it == path_list.begin(); it != path_list.end(); it++) {
+			if (it->get_path() == dir)
+				(*it).update();
+		}
 	}
 
 	void library::refresh()

libsaria/library/library.h

@@ -2,26 +2,9 @@
 #define LIBSARIA_LIBRARY_SOURCE_H
 
 #include <list>
-#include <string>
 using namespace std;
-
-#include <libsaria/track.h>
-#include <libsaria/library.h>
-#include <libsaria/model.h>
-#include <libsaria/path.h>
-
 #include "path/path.h"
-#include "list/list.h"
 
 extern list<LibraryPath> path_list;
 
-namespace libsaria
-{
-	namespace library
-	{
-		list<LibraryPath> *get_path_list();
-		LibraryPath *get_path(string);
-	}
-}
-
 #endif /* LIBSARIA_LIBRARY_SOURCE_H */

libsaria/library/path/file.cpp

@@ -1,6 +1,7 @@
 
 #include <libsaria/index.h>
 #include "../library.h"
+#include "../list/list.h"
 #include "path.h"
 
 void LibraryPath::load_file(InFile &in, string dir)