Fix broken strategies_controller test, add missing moments controller…

… tests

Strategy Categories migration

Moments Strategies cleanup

Fix rubocop warning in Medication model comments

Fix bugs with most_focus_helper, tags_helper, and shared concern

Migration for Moment Categories

Issue 1655 moment moods cleanup (ifmeorg#1674)

* [ifmeorg#1655] working on using Mood relation

* [ifmeorg#1655] update for mood relation

* STY appease rubocop

* reduce complexity of get_tagged_data

* BUG fix variable sent

add Nick Lee contributor

[ifmeorg#1665] move backfill task; add dependency

[ifmeorg#1655] Moment moods (ifmeorg#1670)

* [ifmeorg#1665] ADD moments_moods join table and backfill method

* [ifmeorg#1655] persist mood relation on save

* [ifmeorg#1655] save with ORM

* [ifmeorg#1655] add AR uniqueness validation

* [ifmeorg#1655] STY appease rubocop