Author: Narissa Bayler
MDL-48616 editor_atto: add macrons to atto charmap
http://git.moodle.org/gw?p=moodle.git;a=commit;h=1e65cb2557be90a14c2fb25221b9de441c12f5d3
http://github.com/moodle/moodle/commit/1e65cb2557be90a14c2fb25221b9de441c12f5d3
+ 2.9 en [interrobang,atto_charmap]
+ 2.9 en [amacron_caps,atto_charmap]
+ 2.9 en [emacron_caps,atto_charmap]
+ 2.9 en [imacron_caps,atto_charmap]
+ 2.9 en [omacron_caps,atto_charmap]
+ 2.9 en [umacron_caps,atto_charmap]
+ 2.9 en [amacron,atto_charmap]
+ 2.9 en [emacron,atto_charmap]
+ 2.9 en [imacron,atto_charmap]
+ 2.9 en [omacron,atto_charmap]
+ 2.9 en [umacron,atto_charmap]