Merge #194: misc: update codeowners and auto assign for issues

5068f82 misc: update codeowners and auto assign for issues (Byron Hambly)

Pull request description:

  Updates auto-assign in github for codeowner review and bug reports/feature requests. 
  
  apoelstra please let me know if you're okay with getting review requests automatically on PRs? 
  
  Resolves #189


ACKs for top commit:
  apoelstra:
    ACK 5068f82; successfully ran local tests; sure, sgtm


Tree-SHA512: d4bd23639a6928c30d373b6c2b9ba8845190faab28b19c9d49537ee4e3b0681313289a4ed31314e593e0cd932b6a406fa700baff70439ce1521a496c7f9a2cc2

Author: apoelstra

.github/CODEOWNERS

@@ -1,2 +1,3 @@
 # These owners will be requested for review when someone opens a pull request.
-* @imaginator
+* @apoelstra
+* @delta1

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -2,7 +2,7 @@ name: Bug Report
 description: File a bug report
 labels: ['bug']
 assignees:
-  - imaginator
+  - delta1
 body:
   - type: markdown
     attributes:

.github/ISSUE_TEMPLATE/feature-request.yml

@@ -2,7 +2,7 @@ name: Feature request
 description: Suggest a new feature
 labels: ['feature']
 assignees:
-  - imaginator
+  - delta1
 body:
   - type: input
     id: project