*Editing this post as more questions arise. If you have any questions you want answered or added, PM me and i'll add it to the post. I will try to link to official ruling or state a source when possible.
Convergence:
Reconstruct: the reconstructed model can be placed anywhere within 3". Seems to be as long as any part of the base is in that 3" then it's legal, disccusion on the official forums is here:
http://privateerpressforums.com/showthread.php?170164-Within-versus-Completely-Within-for-same-model-movementSyntherions Feat: Shooting at a model whilst in melee with another:
http://privateerpressforums.com/showthread.php?170400-Forge-Master-Syntherion-FeatInverter's Macropummeler - It does not miss a turn of use as previously thought. It hits once, then cannot be used again ( bought attacks, free strikes etc) until the Inverters next activation.
Source - The folks Space, Myth and Magic, easily the best source of info ( and figures) for Warmahordes in Scarborough.