Issue template for feature release

Author: krivard

.github/ISSUE_TEMPLATE/feature_release.md

@@ -0,0 +1,30 @@
+---
+name: Feature release 
+about: Begin the finishing work for features ready to be included in a release
+title: 'Release NEW_THING'
+labels: 'release'
+assignees: 'krivard'
+---
+
+- [Link to issue]()
+- [Link to PR]()
+- Proposed release version: <!-- eg 1.12 -->
+
+<!-- Additional information about the feature: -->
+
+
+<!-- relevant for most work -->
+
+- [ ] API [documentation](https://github.com/cmu-delphi/delphi-epidata/tree/main/docs/api) and/or [changelog](https://github.com/cmu-delphi/delphi-epidata/blob/main/docs/api/covidcast_changelog.md)
+- [ ] API mailing list notification
+
+<!-- relevant for new signals -->
+
+- [ ] Statistical review (usually [correlations](https://github.com/cmu-delphi/covidcast/tree/main/docs/R-notebooks))
+- [ ] Signal / source name review (usually [Roni](https://docs.google.com/document/d/10hGd4Evce4lJ4VkWaQEKFQxvmw2P4xyYGtIAWF52Sf8/edit?usp=sharing))
+
+<!-- relevant for new map signals -->
+
+- [ ] Visual review
+- [ ] [Signal description pop-up text](https://docs.google.com/document/d/1kDqRg8EaI4WQXMaUUbbCGPlsUqEql8kgXCNt6AvMA9I/edit?usp=sharing) review
+- [ ] [Map release notes](https://docs.google.com/document/d/1BpxGgIma_Lkd2kxtwEo2DBdHQ3zk6dHRz-leUIRlOIA/edit?usp=sharing)