Add a separate template for questions

.github/ISSUE_TEMPLATE/bug_report.md

@@ -7,10 +7,13 @@ assignees: veblush
 ---
 
 <!--
+PLEASE DO NOT POST A QUESTION HERE.
 This form is for bug reports and feature requests ONLY!
-For general questions and troubleshooting, please ask/look for answers here:
+
-- grpc.io mailing list: https://groups.google.com/forum/#!forum/grpc-io
+For general questions and troubleshooting, please ask/look for answers at
 - StackOverflow, with "grpc" tag: https://stackoverflow.com/questions/tagged/grpc
+For questions that specifically need to be answered by gRPC team members, please ask/look for answers at
+- grpc.io mailing list: https://groups.google.com/forum/#!forum/grpc-io
 
 Issues specific to *grpc-java*, *grpc-go*, *grpc-node*, *grpc-dart*, *grpc-web* should be created in the repository they belong to (e.g. https://github.com/grpc/grpc-LANGUAGE/issues/new)
 -->

.github/ISSUE_TEMPLATE/cleanup_request.md

@@ -7,11 +7,13 @@ assignees: veblush
 ---
 
 <!--
-
+PLEASE DO NOT POST A QUESTION HERE.
 This form is for bug reports and feature requests ONLY!
-For general questions and troubleshooting, please ask/look for answers here:
+
-- grpc.io mailing list: https://groups.google.com/forum/#!forum/grpc-io
+For general questions and troubleshooting, please ask/look for answers at
 - StackOverflow, with "grpc" tag: https://stackoverflow.com/questions/tagged/grpc
+For questions that specifically need to be answered by gRPC team members, please ask/look for answers at
+- grpc.io mailing list: https://groups.google.com/forum/#!forum/grpc-io
 
 Issues specific to *grpc-java*, *grpc-go*, *grpc-node*, *grpc-dart*, *grpc-web* should be created in the repository they belong to (e.g. https://github.com/grpc/grpc-LANGUAGE/issues/new)
 -->

.github/ISSUE_TEMPLATE/feature_request.md

@@ -7,11 +7,13 @@ assignees: veblush
 ---
 
 <!--
-
+PLEASE DO NOT POST A QUESTION HERE.
 This form is for bug reports and feature requests ONLY!
-For general questions and troubleshooting, please ask/look for answers here:
+
-- grpc.io mailing list: https://groups.google.com/forum/#!forum/grpc-io
+For general questions and troubleshooting, please ask/look for answers at
 - StackOverflow, with "grpc" tag: https://stackoverflow.com/questions/tagged/grpc
+For questions that specifically need to be answered by gRPC team members, please ask/look for answers at
+- grpc.io mailing list: https://groups.google.com/forum/#!forum/grpc-io
 
 Issues specific to *grpc-java*, *grpc-go*, *grpc-node*, *grpc-dart*, *grpc-web* should be created in the repository they belong to (e.g. https://github.com/grpc/grpc-LANGUAGE/issues/new)
 -->

.github/ISSUE_TEMPLATE/question.md

@@ -0,0 +1,18 @@
+---
+name: Ask a question
+about: Ask a question
+labels: kind/question, priority/P3
+assignees: veblush
+
+---
+
+PLEASE DO NOT POST A QUESTION HERE.
+This form is for bug reports and feature requests ONLY!
+
+For general questions and troubleshooting, please ask/look for answers at
+- StackOverflow, with "grpc" tag: https://stackoverflow.com/questions/tagged/grpc
+For questions that specifically need to be answered by gRPC team members, please ask/look for answers at
+- grpc.io mailing list: https://groups.google.com/forum/#!forum/grpc-io
+
+This issue will be closed down once seen by the repo managers.
+