Add subdirectories to data/ similar to pokecrystal

Top level text/ is now solely for the former text/maps/ files, and other files are in their respective subdirectories in data/.

data/events/hidden_item_coords.asm

@@ -0,0 +1,57 @@
+HiddenItemCoords:
+; map ID, then coords
+	db VIRIDIAN_FOREST,$12,$01
+	db VIRIDIAN_FOREST,$2a,$10
+	db MT_MOON_B2F,$0c,$12
+	db ROUTE_25,$03,$26
+	db ROUTE_9,$07,$0e
+	db SS_ANNE_KITCHEN,$09,$0d
+	db SS_ANNE_B1F_ROOMS,$01,$03
+	db ROUTE_10,$11,$09
+	db ROUTE_10,$35,$10
+	db ROCKET_HIDEOUT_B1F,$0f,$15
+	db ROCKET_HIDEOUT_B3F,$11,$1b
+	db ROCKET_HIDEOUT_B4F,$01,$19
+	db POKEMON_TOWER_5F,$0c,$04
+	db ROUTE_13,$0e,$01
+	db ROUTE_13,$0d,$10
+	db POKEMON_MANSION_B1F,$09,$01
+	db SAFARI_ZONE_GATE,$01,$0a
+	db SAFARI_ZONE_WEST,$05,$06
+	db SILPH_CO_5F,$03,$0c
+	db SILPH_CO_9F,$0f,$02
+	db COPYCATS_HOUSE_2F,$01,$01
+	db CERULEAN_CAVE_1F,$0b,$0e
+	db CERULEAN_CAVE_B1F,$03,$1b
+	db POWER_PLANT,$10,$11
+	db POWER_PLANT,$01,$0c
+	db SEAFOAM_ISLANDS_B2F,$0f,$0f
+	db SEAFOAM_ISLANDS_B4F,$11,$19
+	db POKEMON_MANSION_1F,$10,$08
+	db POKEMON_MANSION_3F,$09,$01
+	db ROUTE_23,$2c,$09
+	db ROUTE_23,$46,$13
+	db ROUTE_23,$5a,$08
+	db VICTORY_ROAD_2F,$02,$05
+	db VICTORY_ROAD_2F,$07,$1a
+	db UNUSED_MAP_6F,$0b,$0e
+	db VIRIDIAN_CITY,$04,$0e
+	db ROUTE_11,$05,$30
+	db ROUTE_12,$3f,$02
+	db ROUTE_17,$0e,$0f
+	db ROUTE_17,$2d,$08
+	db ROUTE_17,$48,$11
+	db ROUTE_17,$5b,$04
+	db ROUTE_17,$79,$08
+	db UNDERGROUND_PATH_NORTH_SOUTH,$04,$03
+	db UNDERGROUND_PATH_NORTH_SOUTH,$22,$04
+	db UNDERGROUND_PATH_WEST_EAST,$02,$0c
+	db UNDERGROUND_PATH_WEST_EAST,$05,$15
+	db CELADON_CITY,$0f,$30
+	db ROUTE_25,$01,$0a
+	db MT_MOON_B2F,$09,$21
+	db SEAFOAM_ISLANDS_B3F,$10,$09
+	db VERMILION_CITY,$0b,$0e
+	db CERULEAN_CITY,$08,$0f
+	db ROUTE_4,$03,$28
+	db $ff