Revert "global.h: Use forward-declarations to reduce number of dependencies"

This reverts commit f2a2e699c2.


Origin commit data
------------------
Commit: 3c8d47fa49
Author: vanhofen <vanhofen@gmx.de>
Date: 2013-11-13 (Wed, 13 Nov 2013)

src/system/httptool.cpp

@@ -18,7 +18,7 @@
 	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA
 */
 
-#include <cstring>
+
 #include <system/httptool.h>
 
 #include <curl/curl.h>
@@ -30,6 +30,7 @@
 
 #include <global.h>
 
+
 CHTTPTool::CHTTPTool()
 {
 	statusViewer = NULL;