Author: David Mudrák
MDL-64994 analytics: Improve the Python package version check
Use the new method to check that the installed Python package has high
enough yet still API-compatible version.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=15d115760006d799a91096abd3b8019c04a28eff
http://github.com/moodle/moodle/commit/15d115760006d799a91096abd3b8019c04a28eff
+ 3.5 en [packageinstalledtoohigh,mlbackend_python]