Export CSV feature

See merge request !1

change export data structure after first client review

see https://github.com/barryvdh/laravel-ide-helper

see https://laravel-news.com/composer-security-advisories-package

Prevent deleting or modifying previous completed evaluations. Fixes https://app.asana.com/0/1202404842967175/1202993772128376

Add test to check maturity level for execution is zero when there is only one completed evaluation in the organisation.

Only get evaluation from same organization when calculating automatic maturity answers. Fixes https://app.asana.com/0/1202404842967175/1202993772128372

Change limited danger level text color. Fixes https://app.asana.com/0/1202404842967175/1203004481134320

Change top buttons background color. fixes https://app.asana.com/0/1202404842967175/1203004481134324

Only update evaluation on manager change not on input. Fixes https://app.asana.com/0/1202404842967175/1202993772128396