It would seem GI is having some issues with compatibility lately and GlockenGerda has (reasonably) moved on?
What are the features in GI that people absolutely cannot live without? This is not a promise that all your wishes will come true, as what a player-made utility does and what the official game should have are not always the same thing. 
But we are willing to hear your thoughts on what, in your opinion, the essentials are.