more refactoring of training district content,  duplication is removed and methods are extracted
training district is now split up well
Method missing to populate nested associations.   Where there
are multiple belongs_to, introduce a constant to find the district
remove some cruft and break up some methods these should actually have classes extracted from district export
remove references to district_quicklist, refactor filtering for intervention definitions
forgot to remove the district_quicklist specs
checklist bilder element controller refactor,  also moved some common controller code to a checklist_builder base
[ci skip] update simplecov
started refactoring dropdowns for cleaner params
should fix build
move stats for user and student to module
Merge commit '88dd548176ea3fdb5f3db02a7a5aa3fa64a00d10' into production
Merge commit '4e5f5b6967ae212cedf006eb1e11e1ed3eb4bb63' into production
Merge commit '349954e4b79665704701bfccae932d9b7bbc2534' into production
put title back into intervention definition summary
Merge commit '05d9e488160b0234a61b3da679fed2d70bdf2321' into production
Merge branch 'rm_production' into production
Merge commit '3331b6fca9441e6dd75d57591d4f7dcb115b66e2' into production
Merge commit '9b11d67d0b39f7c528f135e1fcb3df54c91040e3' into production
Merge commit 'b21303f1e677b7c53f30648d5cb7f98f4381293c' into production