Currently translated at 100.0% (87 of 87 strings)

Translation: AlekSIS/AlekSIS-App-Tezor
Translate-URL: https://translate.edugit.org/projects/aleksis/aleksis-app-tezor/uk/

Currently translated at 24.1% (21 of 87 strings)

Translation: AlekSIS/AlekSIS-App-Tezor
Translate-URL: https://translate.edugit.org/projects/aleksis/aleksis-app-tezor/uk/

Currently translated at 6.8% (6 of 87 strings)

Translation: AlekSIS/AlekSIS-App-Tezor
Translate-URL: https://translate.edugit.org/projects/aleksis/aleksis-app-tezor/uk/

makemessages: Add .po files for translations as configured in tox.ini since d567ddef.

See merge request !20

makemessages: Add support for Ukrainian and Russian.

See merge request !19

Closes #13

This ensures two exactly same objects will eb returned if a provider
for a payment is retrieved twice.

Add plaintext part to invoice mail

See merge request !18

Resolve "Add "my invoices" view"

Closes #8

See merge request !14

Update Invoice if person changes

See merge request !17

Update dependency django-payments to v1

See merge request !15