make data-submit-onchange work with datepicker
add view for all transactions + csv
bundle update
add yard documentation config
cleanup doc markup [ci skip]
edit order user-interface update

also closes foodcoops#145
validate date and time inputs
fix Gemfile (rspec would fail)
localeapp roundtrip
fix delete order confirmation
fix asset url in css (unbreaks heroku image 404)
make Redis a softer dependency

(closes foodcoops#288)
touchclick update
remove unused season import fields
upgrade rails-settings-cached & bundle update
fix number crash
make orders helpers clearer
give partially unused order articles a distinct colour
add some model api docs
normalize article and category attributes (closes foodcoops#294)