* WIP

* Refactor search score to declarative version.

Also adds a `score_for` method to extract scores for individual attributes then.

* check please

* scorings is a class property; remove test setup

* Normalize score, remove "small", add comment doc

* Fix tests and ensure a new developer gets a score

* Remove TODOs

* Fix system tests

* Only "count" developers who are actually looking

* Sort by newest by defalt; Recommended announcment

* Update CHANGELOG

* Newest then Recommended sort option

* Align copy with algorithm cutoff

* Remove trailing blank line

* Revert unneeded test changes

* Revert unrelated change

* Copy changes

* Link to search score code

* Add new rake task to Production Settings doc

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Co-authored-by: Kasper Timm Hansen <kaspth@gmail.com>