Remove any lingering dialog boxes on level transition

Fixes #22

src/game/level_update.c

@@ -1198,6 +1198,7 @@ s32 update_level(void) {
 }
 
 s32 init_level(void) {
+    reset_dialog_render_state();
     network_on_init_level();
 
     s32 val4 = 0;

src/pc/network/packets/packet_level_warp.c

@@ -2,6 +2,7 @@
 #include "../network.h"
 #include "src/game/level_update.h"
 #include "src/game/area.h"
+#include "src/game/ingame_menu.h"
 #include "sm64.h"
 
 int matchCount = 0;
@@ -18,13 +19,7 @@ void network_send_level_warp(void) {
 }
 
 static void force_well_behaved_state(void) {
-    /*
-    gDialogBoxState = DIALOG_STATE_OPENING;
-    gCourseDoneMenuTimer = 0;
-    gCourseCompleteCoins = 0;
-    gCourseCompleteCoinsEqual = 0;
-    gHudFlash = 0;
-    */
+    reset_dialog_render_state();
     level_set_transition(0, 0);
     gMenuMode = -1;
     gPauseScreenMode = 1;