Author: Damyon Wiese
MDL-52253 scales: Add new competence scale
http://git.moodle.org/gw?p=moodle.git;a=commit;h=8de0b1ab7d3d368c1e4b17d3af73228ad13f8958
http://github.com/moodle/moodle/commit/8de0b1ab7d3d368c1e4b17d3af73228ad13f8958
+ 3.1 en [defaultcompetencescale,core]
+ 3.1 en [defaultcompetencescaledesc,core]
+ 3.1 en [defaultcompetencescalenotproficient,core]
+ 3.1 en [defaultcompetencescaleproficient,core]