allow updatefrommaster command to be forced

git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@2808 e016b1c5-ed68-44aa-a2f7-31cac88cffde

source/src/serverbrowser.cpp

@@ -533,10 +533,10 @@ void clearservers()
 
 VARP(masterupdatefrequency, 1, 60*60, 24*60*60);
 
-void updatefrommaster()
+void updatefrommaster(int force)
 {
     static int lastupdate = 0;
-    if(lastupdate && totalmillis-lastupdate<masterupdatefrequency*1000) return;
+    if(!force && lastupdate && totalmillis-lastupdate<masterupdatefrequency*1000) return;
 
     uchar buf[32000];
     uchar *reply = retrieveservers(buf, sizeof(buf));
@@ -562,7 +562,7 @@ void updatefrommaster()
 
 COMMAND(addserver, ARG_2STR);
 COMMAND(clearservers, ARG_NONE);
-COMMAND(updatefrommaster, ARG_NONE);
+COMMAND(updatefrommaster, ARG_1INT);
 
 void writeservercfg()
 {