*!version 1.1.0 20/03/2015
help clean_class

Title

clean_class -- Cleans classroom identifiers.

Syntax

clean_class varlist

Description

clean_class removes blanks, accents, full stops, hyphens and apostrophes
from a string variable.

Examples

clean_class class_name

Author

Adrien Bouguen, Paris School of Economics, J-PAL Europe
abouguen@povertyactionlab.org