Author: Frederic Massart
MDL-53626 tool_lp: Change mentions of 'context' to 'category'
http://git.moodle.org/gw?p=moodle.git;a=commit;h=2f63310d9d5915b19a86c06b298e12bdbf3b9938
http://github.com/moodle/moodle/commit/2f63310d9d5915b19a86c06b298e12bdbf3b9938
+ 3.1 en [category,tool_lp]