Skip test failing the release build

This test passes on dev builds but fails on release. We need to get a
deployment out the door so I am skipping the test for now.
Import skip into test module that requires it
Remove line length lint
Simplify and speed up migrations by using raw SQL
Merge pull request #1029 from RickMohr/topic/plot-is-a-map-feature

Simplify and speed up migrations by using raw SQL
Add index on treemap_audit (to improve performance of retrieving info when clicking on a tree)
Add a few more user fields
test_add_trees_and_continue_to_edit shouldn't expect an alert after adding the tree
Merge pull request #1030 from mtedeschi/topic/styling-refinements

Topic/styling refinements
Merge remote-tracking branch 'upstream/master' into release
Don't skip test because it's now fixed
Merge pull request #1031 from ahinz/topic/more-user-fields

Add a few more user fields
User attribute not being included on plot detail

This was preventing checking field visibility

Fixes #1032
Merge pull request #1034 from ahinz/fix/1032/dont-show-invisible-udfs

User attribute not being included on plot detail
Fix merge issues with migrations
This line was preventing the dev build from working

Other refactors have made this not necessary
Fix import lint
Move code in treemap/management from __init__.py to util.py

Works around a problem building the production AMI, which has to execute a management command on a machine without a DB. Running a management command loads __init__.py, which crashed without a DB because there's a top-level import of models.
... but don't eliminate __init__.py
Add created date to user