Sector based defaults dupe

[hdunham]

Still TODO, some can probably wait til after FY end:

• add sector inputs to all inputs test
• update CHANGELOG
• add try catches to sector defaults functions to make more robust
• expand documentation

Please check if the PR fulfills these requirements

• CHANGELOG.md is updated
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)
• Any new Django model inputs have also been added to job/test/posts/all_inputs_test.json

What kind of change does this PR introduce?

feature

What is the current behavior?

1 set of defaults based on commercial/industrial analyses

What is the new behavior (if this is a feature change)?

defaults change depending on user specified sector (and additional details if sector=federal)

Does this PR introduce a breaking change?

no

Other information:

see #662 for comments