MDL-40230: BACKPORT Refactor for autoloading
MDL-40230: BACKPORT Moved outcome admin setting
MDL-40230: BACKPORT Moved outcome pix and CSS
MDL-40230: BACKPORT Move outcome cron to main cron
MDL-40230: BACKPORT Move outcome admin setting link out of tool
MDL-40230: BACKPORT Improving PHPDoc
MDL-40230: BACKPORT Convert to Shifter compatible modules
MDL-40230: BACKPORT moved tests
MDL-40230: BACKPORT rubric bug fix