updating rails 4.1.1
use ' instead of " unless interpolating
kill long lines
kill long lines and ' vs "
refactoring departement model, kill long lines
kill long lines
kill long lines
kill long lines
kill long lines
use ' vs "
kill long lines
kill long lines
kill long lines and " vs '
unused helpers
removing turbolinks
' vs " unless interpolating
note for using pg search
whitespace
' vs " unless interpolating
useless encoding for ruby 2