Merge branch 'master' of https://github.com/grockit-test-prep/maua

Refactor score prediction logic.
Add new validation by range and incomplete property.
Merge branch 'master' of https://github.com/grockit-test-prep/maua
Add new Directive to control left menu highlight.
Add new Observer over 'location path' in order to control menu by the url.
include 'custom-practice' as part of the highlight logic
Merge pull request #97 from joanrm20/master

Maua client new features