diml/utop — pull request #102 by maverickwoo (2014-10-17 16:02:27+00:00)
Title: change error message formatting of #require

Before:
utop # #require "foo";;
No such package: foo""
After:
utop # #require "foo";;
No such package: foo

The quoted empty string due to %S can be confusing to students.