Lobby released version beta 221 today.
Most important features of the newest update:
Ranks! You unlock buildings at certain population now. Each rank gives you bonus money.
Some nice new buildings, e.g. 1x1 $$ residential houses
Some existing buildings have more height and color variations
You can adjust the demands on sandbox mode
Traffic system is improved, you should see more cars on main streets of the town
Some influence coverage changed
Fixed many major and minor bugs
More :)

I am not a developer of TheoTown. All news come from official sources, such as TheoTown Twitter or the TheoTown forum.