Yes it seems to be actually happening.
Please forgive me if this has been posted but I can't see any other references.
Martin Gibbons over on the WAB Forum has posted a list of contents as follows:
Army Lists
1 Lydian 700
BC to 500
BC 2 Etruscan 700
BC to 280
BC 3 Early Hoplite Greek 600
BC to 400
BC 4 Early Rome 550
BC to 420
BC 5 Persians and Medes 550
BC to 420
BC 6 Illyrian 500
BC to 10
AD 7 Thracian 500
BC to 46
AD 8 Early Carthaginian 500
BC to 270
BC 9 Italian Hill Tribes 500
BC to 295
BC 10 Campanian 500
BC to 150
BC 11 Republican Indian 500
BC to 320
BC 12 Classical Indian 500
BC to 180
BC 13 Gallic 500
BC to 50
BC 14 Spanish 500
BC to 72
BC 15 Later Achaemenid Persian 420
BC to 330
BC 16 Syracusan 400
BC to 210
BC 17 Warring States Chinese 400
BC to 200
BC 18 Later Hoplite Greek 400
BC to 275
BC 19 Republican Rome 400
BC to 100
BC 20 Macedon 359
BC to 331
BC 21 The Macedonian Empire 330
BC to 300
BC 22 Seleucid 300
BC to 83
BC 23 Ptolemaic 300
BC to 40
BC 24 Twilight of Greece 300
BC to 146
BC 25 Pyrrhic 300
BC to 275
BC 26 Bactrian Greek 300
BC to 30
BC 27 Armenian 300
BC to 386
AD 28 Galatian 279
BC to 25
BC 29 Later Carthaginian 270
BC to 203
BC 30 Later Macedonian 260
BC to 146
BC 31 Pergamene 260
BC to 130
BC 32 Parthian 250
BC to 225
AD 33 Numidian 250
BC to 30
BC 34 Han Chinese 206
BC to 220
AD 35 Bastarnae 200
BC to 200
AD 36 Xiongnu 200
BC to 200
AD 37 Maccabean Revolt 168
BC to 104
BC 38 Slave Revolt 150
BC to 60
BC 39 Early German 150
BC to 300
AD 40 Kushan 140
BC to 400
AD 41 Pontic 110
BC to 47
BC 42 British Tribes 100
BC to 75
AD 43 Dacian 82
BC to 106
AD 44 Early Imperial Roman 30
BC to 193
AD 45 Dark Age Britain and Ireland 75
AD to 800
AD 46 Middle Imperial Roman 193
AD to 350
AD 47 Sassanid Persian 220
AD to 637
AD 48 Palmyran 260
AD to 272
AD 49 Franks 300
AD to 750
AD 50 Korean 313
AD to 1270
AD 51 Late Imperial Roman 350
AD to 493
AD 52 Steppe Nomads 350
AD to 1504
AD 53 Gothic and Vandal Kingdoms 442
AD to 720
AD 54 Hindu India 450
AD to 1528
AD 55 Early Byzantine 475
AD to 660
AD 56 T’ang China 618
AD to 907
AD 57 Tibetan 620
AD to 1000
AD 58 Arab Conquest 632
AD to 672
AD 59 Slav or Bulgar 643
AD to 1014
AD 60 Thematic Byzantine 660
AD to 1042
AD 61 Christian Spanish 711
AD to 1250
AD 62 Vikings 750
AD to 1100
AD 63 Arab Caliphate 750
AD to 1055
AD 64 Rus 750
AD to 1250
AD 65 Al-Andalus and Granada 755
AD to 1492
AD 66 Carolingian 768
AD to 814
AD 67 Japanese 794
AD to 1500
AD 68 Later Saxon Kingdoms 800
AD to 1100
AD 69 Later Irish 830
AD to 1500
AD 70 Norman and Breton 911
AD to 1189
AD 71 Seljuk Turks 950
AD to 1230
AD 72 Ghaznavid 960
AD to 1186
AD 73 Song China 960
AD to 1279
AD 74 Polish 966
AD to 1500
AD 75 Capetian France 987
AD to 1328
AD 76 Medieval Hungarian 1000
AD to 1516
AD 77 North African Berbers 1042
AD to 1500
AD 78 Later Byzantine 1042
AD to 1185
AD 79 Italian City States 1050
AD to 1495
AD 80 Khwaresmian 1077
AD to 1231
AD 81 Crusaders 1096
AD to 1291
AD 82 Russian 1100
AD to 1500
AD 83 Holy Roman Empire 1138
AD to 1500
AD 84 The Baltic Pagans 1193
AD to 1295
AD 85 Mongol Conquest and Khanates 1206
AD to 1508
AD 86 Muslim Indian 1206
AD to 1526
AD 87 The Ordensstaat 1211
AD to 1525
AD 88 Medieval Spanish 1250
AD to 1492
AD 89 Mamluks 1250
AD to 1517
AD 90 Medieval Balkan States 1268
AD to 1527
AD 91 Ottoman Turks 1281
AD to 1526
AD 92 Swiss 1291
AD to 1495
AD 93 Medieval English 1296
AD to 1453
AD 94 Medieval Scotland 1295
AD to 1500
AD 95 Low Countries 1312
AD to 1453
AD 96 Timurid 1360
AD to 1450
AD 97 Hussite 1420
AD to 1434
AD 98 Ordonnance Burgundian 1471
AD to 1477
AD 99 War of the Roses 1455
AD to 1487
AD 100 Late Medieval French 1471
AD to 1477
AD As you can see it's pretty comprehensive buit there are several omissions. There are supposed to be variant lists and some others which will be downloadable too, total is 140 odd.
He says he's waiting on a copy from ForgeWorld for 'proof reading' which is enough to make me doubt the whole thing
But we'll see, If your one of the 4 people bothered about WAB this is exciting stuff.......hopefully see it before Xmas?