Misc Minor BBOT 2.0 Tweaks

[TheTechromancer]

Features of this PR:

• Disable queue shuffling in output modules. This helps keep output more consistent and avoids temporary orphans in the graph.
• Don't squash wildcard subdomains to _wildcard.evilcorp.com if they are targets.
• Add dns_children attribute to event JSON.
• Remove some debugging statements.
• More descriptive names for BBOT side processes (visible in htop):

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 92%. Comparing base (ef9b27e) to head (f80ccac).

:exclamation: Current head f80ccac differs from pull request most recent head f0960bb. Consider uploading reports for the commit f0960bb to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## bbot-2.0 #1358 +/- ## ======================================== + Coverage 92% 92% +1% ======================================== Files 327 327 Lines 21916 21937 +21 ======================================== + Hits 19955 19976 +21 Misses 1961 1961 ```

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