[docs] Upstream updates 1 (#1955)

* First round of upstream updates and commenting patternss

* Renames from z64player

* Renames from z64save

* Undo changes to legacy save struct

* Add missing reference from entrance rando

* Fixes from stat tracker

* More tweaks

soh/src/code/z_common_data.c

@@ -14,6 +14,6 @@ void SaveContext_Init(void) {
     gSaveContext.nextDayTime = 0xFFFF;
     gSaveContext.skyboxTime = 0;
     gSaveContext.dogIsLost = true;
-    gSaveContext.nextTransition = 0xFF;
+    gSaveContext.nextTransitionType = 0xFF;
     gSaveContext.unk_13EE = 50;
 }