Release v0.6.0

• feat: new category field: shop/atm/online
• feat: local notifications for change of status
• feat: optional background service monitoring new offers
• feat: my offers list
• feat: coordinator list sorted by most used (locally & globally)
• feat: choose wallet for paying if default has no balance/budget
• feat: choose wallet for generating new invoice if taker payment failed
• feat: finished orders filter by coordinator
• fix: BLIK code split into 2 lines on small screens
• fix: ios keyboard during takerPaymentFailed doesn't hide on un-focus