[fix] change undefined variable to the correct one
Signed-off-by:Damian Zajkowski <damian.zajkowski@rst.com.pl>
[fix] secure fix, to prevent access to undefined array index 
Signed-off-by:Damian Zajkowski <damian.zajkowski@rst.com.pl>
[fix] uproszczenie i poprawienie logiki dodawania suffiksów liczby mnogiej
Signed-off-by:Damian Zajkowski <damian.zajkowski@rst.com.pl>
Merge pull request #2655 from DamianZ/master

bug fixes in languages
Update select2_locale_es.js
Update select2_locale_es.js

Added formatAjaxError string
Merge pull request #2673 from LuisGP/patch-1

Update select2_locale_es.js
Merge pull request #2674 from LuisGP/patch-2

Update select2_locale_es.js