Hello and welcome back @Martok.

Before all else, it's been years since the camel stables have been decently cleaned, so.... You know the way. Here's a shovel.

Once you're done (takes about a week), for this problem :

Quote Originally Posted by Martok View Post
2.) Army units still move too quickly in combat for my tastes.
Take a look HERE. Just don't apply it to yourself, or cleaning those stables will take two days longer.

Can't help you with the other two issues.