Author: Damyon Wiese
MDL-55074 theme_boost: Rename default only block region
http://git.moodle.org/gw?p=moodle.git;a=commit;h=e85d09635d6dd26349fa1ea73002d976f759dcdd
http://github.com/moodle/moodle/commit/e85d09635d6dd26349fa1ea73002d976f759dcdd
+ 3.2 en [region-side-pre,theme_boost]
- 3.2 en [region-side-post,theme_boost]