I completed the rescue of Varvur Sarethi.
http://www.uesp.net/wiki/Morrowind:Rescue_Varvur_Sarethi
Athyn Sarethi, agreed to give me his vote for hortator, but there seems to be a blank diagolue box that appears towards the end of his speech. Like a line of text or a choice is missing.(Not sure if its related..)
Afterwards, I visited all the redoran Councilors. None of them gave me a vote of support.Though all the relevant quest log entries updated. Saying each one would consult or consider my claims.. I'm unable to advance beyond that point.
I returned to Athyn, to try and gain more information about Miner Acrobar. He is supposed to trigger
http://www.uesp.net/wiki/Morrowind:Miner_Arobar%27s_Support
I've been unable to advance or gain the support of anyone else. No new diagloue options are appearing eith
I'm running V027
but It doesn't update.

#1
I ran into this problem too. The solution is that you need increase their disposition to you. All of the ones who say they need to think about it, anyway.