Cypress test fix & add new ones

added 17 commits

• 52bdf546...05e76fd3 - 9 commits from branch 1.3.x
• fabe55db - cypress: use unique users, remove Ethereal check.
• f21a18de - cypress: fix expected error page.
• f74206e0 - cypress: use unique users
• c5309eb4 - cypress: update URLs in ATK config
• 70cebd0f - cypress: Menu test
• d06fee8f - cypress: Search test
• c1c75e9a - cypress: Fix "Contact us" test, remove Ethereal check.
• 9d6857bf - cypress: fix sitemap test.

Compare with previous version

merged