Unfortunatly, most of the myth III stuff contradicts the myth II and myth I stuff, which is concidered canon. Myth III is NOT concidered canon, and is usually just used as supporting evidence.
Where did they say any of this stuff was made by the calliach. I thought the sun hammer was dwarf made...
I wouldn't say that the warlocks are a deciple of wyrd any more than the rest of all humanity and the other newer races are...
I find your post really really confusing you might want to break it into a few paragraphs please so it is not just a block of text?