Release 3.4.1

What's new:
1)Added releases history:
2)Added new fiat currencies to checkout
3)Added a transaction to replenish the merchant's wallet "directly"
4)Added the ability to connect a metamask wallet on the payment widget
- Step 1:
- Connect:
- Step 2:
Improved/Fixed:
1)Clicking the "Contact us" button on onboarding emails now opens a support form
2)Fixed duplicate onboarding emails
3)Donation expire time is now reset automatically
4)Fixed a number of visual bugs