Rename some labels

- Remove "Buffer" suffix from some byte and word quantities
- Change "Ptr" to "Pointer"

Fixes #789

engine/pokegear/pokegear.asm

@@ -1037,13 +1037,13 @@ PokegearPhone_UpdateDisplayList:
 	ld hl, wPhoneList
 	add hl, de
 	xor a
-	ld [wPokegearPhoneLoadNameBuffer], a
+	ld [wPokegearPhoneDisplayPosition], a
 .loop
 	ld a, [hli]
 	push hl
 	push af
 	hlcoord 2, 4
-	ld a, [wPokegearPhoneLoadNameBuffer]
+	ld a, [wPokegearPhoneDisplayPosition]
 	ld bc, 2 * SCREEN_WIDTH
 	call AddNTimes
 	ld d, h
@@ -1052,9 +1052,9 @@ PokegearPhone_UpdateDisplayList:
 	ld b, a
 	call GetCallerClassAndName
 	pop hl
-	ld a, [wPokegearPhoneLoadNameBuffer]
+	ld a, [wPokegearPhoneDisplayPosition]
 	inc a
-	ld [wPokegearPhoneLoadNameBuffer], a
+	ld [wPokegearPhoneDisplayPosition], a
 	cp PHONE_DISPLAY_HEIGHT
 	jr c, .loop
 	call PokegearPhone_UpdateCursor

engine/pokegear/radio.asm

@@ -257,7 +257,7 @@ endr
 	inc hl ; skip level
 	ld a, BANK(JohtoGrassWildMons)
 	call GetFarByte
-	ld [wNamedObjectIndexBuffer], a
+	ld [wNamedObjectIndex], a
 	ld [wCurPartySpecies], a
 	call GetPokemonName
 	ld hl, wStringBuffer1
@@ -319,7 +319,7 @@ OPT_OakText3:
 
 OaksPKMNTalk7:
 	ld a, [wCurPartySpecies]
-	ld [wNamedObjectIndexBuffer], a
+	ld [wNamedObjectIndex], a
 	call GetPokemonName
 	ld hl, OPT_MaryText1
 	ld a, OAKS_POKEMON_TALK_8
@@ -674,7 +674,7 @@ PokedexShow1:
 	inc c
 	ld a, c
 	ld [wCurPartySpecies], a
-	ld [wNamedObjectIndexBuffer], a
+	ld [wNamedObjectIndex], a
 	call GetPokemonName
 	ld hl, PokedexShowText
 	ld a, POKEDEX_SHOW_2
@@ -1552,7 +1552,7 @@ GetBuenasPassword:
 	ld l, c
 	add hl, de
 	ld a, [hl]
-	ld [wNamedObjectIndexBuffer], a
+	ld [wNamedObjectIndex], a
 	ret
 
 .RawString: