Merge pull request #277 from City-of-Helsinki/UHF-9711-PR-template-up…

…dates

update PR-template, add documentation and translations section

.github/pull_request_template.md

@@ -20,6 +20,17 @@
 * [ ] Check that this feature works
 * [ ] Check that code follows our standards
 
+## Continuous documentation
+<!-- One of the checkboxes below needs to be checked like this: `[x]` (or click when not in edit mode) -->
+
+* [ ] This feature has been documented/the documentation has been updated
+* [ ] This change doesn't require updates to the documentation
+
+## Translations
+<!-- The checkbox below needs to be checked like this: `[x]` (or click when not in edit mode). Not needed if the translations were not affected. -->
+
+* [ ] Translations have been added to .po -files and included in this PR
+
 ## Other PRs
 <!-- For example an related PR in another repository -->