assests precompile
commented linear regression
Add 500 and 404 rescue errors. Comment unused equipment index format
Add internal server error view
add rails_12factor gem
fix application controller
fix application controller again
fix seeds. fix production.rb
add ruby version to gemfile
set current_user.plant_id to integer in equipment and maintasks controllers
fix equipment model to set plant to integer
fix equipment model. Trying not use SQL language.
fix SQL in some modules
fixed equipment views after changing to bootstrap sass