svenfuchs/rails-i18n — pull request #349 by amatsuda (2013-07-27 23:44:38+00:00)
Title: Prefer "できる" over "出来る"

In this case, "できる" is considered as a "standard" Japanese according to ["公用文における漢字使用等について"](http://www.bunka.go.jp/kokugo_nihongo/joho/kijun/sanko/koyobun/pdf/kunrei.pdf) (page 3) by the government.