Add S/M and US/UM pokedex numbers (#269)

Adds pokedex numbers for the Alola dex and all four island dexes, both original and updated.

Data courtesy of Bulbapedia.

Fixes #217.

pokedex/data/csv/pokedex_prose.csv

@@ -41,3 +41,13 @@ pokedex_id,local_language_id,name,description
 15,5,Hoenn amélioré,"Pokédex régional d'Hoenn dans Rubis Oméga/Saphir Alpha, mis à jour pour les nouvelles évolutions"
 15,6,Neue Hoenn,Omega Rubin/Alpha Saphir Hoenn Dex — Dex aus Rubin/Saphir/Smaragd um Neue Entwicklungen erweitert
 15,9,New Hoenn,"Omega Ruby/Alpha Sapphire Hoenn Dex—Ruby/Sapphire/Emerald's, updated to add new evolutions"
+16,9,Original Alola,Sun/Moon Alola dex
+17,9,Original Melemele,Sun/Moon Melemele dex
+18,9,Original Akala,Sun/Moon Akala dex
+19,9,Original Ula'ula,Sun/Moon Ula'ula dex
+20,9,Original Poni,Sun/Moon Poni dex
+21,9,Updated Alola,Ultra Sun/Ultra Moon Alola dex
+22,9,Updated Melemele,Ultra Sun/Ultra Moon Melemele dex
+23,9,Updated Akala,Ultra Sun/Ultra Moon Akala dex
+24,9,Updated Ula'ula,Ultra Sun/Ultra Moon Ula'ula dex
+25,9,Updated Poni,Ultra Sun/Ultra Moon Poni dex

pokedex/data/csv/pokedex_version_groups.csv

@@ -15,3 +15,13 @@ pokedex_id,version_group_id
 13,15
 14,15
 15,16
+16,17
+17,17
+18,17
+19,17
+20,17
+21,18
+22,18
+23,18
+24,18
+25,18

pokedex/data/csv/pokedexes.csv

@@ -13,3 +13,13 @@ id,region_id,identifier,is_main_series
 13,6,kalos-coastal,1
 14,6,kalos-mountain,1
 15,3,updated-hoenn,1
+16,7,original-alola,1
+17,7,original-melemele,1
+18,7,original-akala,1
+19,7,original-ulaula,1
+20,7,original-poni,1
+21,7,updated-alola,1
+22,7,updated-melemele,1
+23,7,updated-akala,1
+24,7,updated-ulaula,1
+25,7,updated-poni,1