* composer: update dev dependencies * phpstan fixes * phpstan fixes * phpstan fixes * phpstan fixes * drop probably forgotten humbug configs * apply cs * fix cs bug * compsoer: add coding standard and phsptan dev friendly scripts * ecs: add skipped errors * cs: fix PHP 7.1 * fix cs * ecs: exclude strict fixer that break code * ecs: cleanup commented sets * travis: use composer scripts for testing to prevent duplicated setup
* Fix target value of LogisticRegression * Fix probability calculation in LogisticRegression * Change the default cost function to log-likelihood * Remove redundant round function * Fix for coding standard