Revert SVN commit 8677; It wasn't sufficient in case

one of the players toggled mouse aiming in the middle
of a game, and it worked even worse in Master/Slave mode.
Additionally, tying input to frame rate made the problem disappear.

source/sw/src/network.cpp

@@ -481,7 +481,6 @@ InitNetPlayerOptions(void)
     {
         p.PacketType = PACKET_TYPE_PLAYER_OPTIONS;
         p.AutoRun = gs.AutoRun;
-        p.MouseAimingOn = gs.MouseAimingOn;
         p.Color = gs.NetColor;
         strcpy(p.PlayerName, CommPlayerName);
 
@@ -1583,12 +1582,6 @@ getpackets(void)
             else
                 RESET(pp->Flags, PF_LOCK_RUN);
 
-            // mouse aiming (required for slope tilting)
-            if (p->MouseAimingOn)
-                SET(pp->Flags, PF_MOUSE_AIMING_ON);
-            else
-                RESET(pp->Flags, PF_MOUSE_AIMING_ON);
-
             // palette
             pp->TeamColor = p->Color;
             pp->SpriteP->pal = PALETTE_PLAYER0 + pp->TeamColor;

source/sw/src/network.h

@@ -91,7 +91,6 @@ typedef struct PACKED
 {
     uint8_t PacketType;  // first byte is always packet type
     SWBOOL AutoRun;
-    SWBOOL MouseAimingOn; // required for slope tilting
     uint8_t Color;
     char PlayerName[32];
 } PACKET_OPTIONS,*PACKET_OPTIONSp;