Author: Frederic Massart
MDL-52106 tool_lp: Remove rules when manipulating competencies
http://git.moodle.org/gw?p=moodle.git;a=commit;h=20c2fe3e983cdaef9c66f48f0dd841f4bf36e67b
http://github.com/moodle/moodle/commit/20c2fe3e983cdaef9c66f48f0dd841f4bf36e67b
+ 3.1 en [addingcompetencywillresetparentrule,tool_lp]
+ 3.1 en [deletecompetencyparenthasrule,tool_lp]
+ 3.1 en [movecompetencywillresetrules,tool_lp]
+ 3.1 en [movecompetencytochildofselfwillresetrules,tool_lp]