chore: Cleanup templates and tuned icons

.github/ISSUE_TEMPLATE/bug-report.md

@@ -1,44 +1,46 @@
 ---
 name: Bug report
-about: Report a bug in knative/client
+about: Report a bug for "kn"
 title: ''
 labels: kind/bug
 assignees: ''
 
 ---
 <!-- If you need to report a security issue with Knative, send an email to [email protected]. -->
-## In what area(s)?
 
-<!-- Remove the '> ' to select -->
+### Bug report
 
-<!--
-Classifications:
-> /kind good-first-issue
-> /kind doc
-> /kind cleanup
--->
+<!-- Please describe what is actually happening -->
 
-## What version of Knative Client?
+### Expected behavior
 
-> Paste output of 'kn version'
+<!-- Please describe what you expect to happen -->
 
-## What version of Knative Serving running on your cluster?
+### Steps to reproduce the problem
 
-> 0.5.x
-> 0.6.x
-> 0.7.x
-> 0.8.x
+<!-- How can a maintainer reproduce this issue (please be detailed) -->
 
-## Expected Behavior
+### kn version
 
-<!-- Briefly describe what you expect to happen -->
+<!-- Please paste the output of 'kn version' in the code block below -->
 
+```
 
-## Actual Behavior
+```
 
-<!-- Briefly describe what is actually happening -->
+### Knative (serving/eventing) version
 
+<!-- Remove all except the known affected versions of Knative running on the cluster on which you have detected the issue -->
 
-## Steps to Reproduce the Problem
+> Nightly
+> 0.12.x
+> 0.11.x
+> 0.10.x
+> 0.9.x
 
-<!-- How can a maintainer reproduce this issue (be detailed) -->
+<!--
+Optional classifications: Remove ">" to add corresponding label
+> /kind good-first-issue
+> /kind doc
+> /kind cleanup
+-->

.github/ISSUE_TEMPLATE/feature-request.md

@@ -1,24 +1,33 @@
 ---
 name: Feature Request
-about: Create a feature request for knative/client
+about: Request a new feature for "kn"
 title: ''
 labels: kind/feature
 assignees: ''
 
 ---
 <!-- If you need to report a security issue with Knative, send an email to [email protected]. -->
-## In what area(s)?
 
-<!-- Remove the '> ' to select -->
+### Feature request
+
+<!-- Please describe the feature request and why you would like to have it -->
+
+### Use case
+
+<!-- Please add a concrete use case to demonstrate how suhc a feature would add value for the user. If you don't have a use case for your feature, please remove this section (however providing a good use case increases the likelihood to be picked up) -->
+
+### UI Example
+
+<!-- If this is about a new command or command line options, please let us know how you would add it to the "kn" UI (in the code block below). If this is not applicable for your feature, delete this section. -->
+
+```
+
+```
 
 <!--
-Classifications:
+Optional Classifications, remove the '> ' to select:
 > /kind good-first-issue
-> /kind feature
 > /kind proposal
 > /kind doc
 > /kind cleanup
 -->
-
-## Describe the feature:
-

.github/ISSUE_TEMPLATE/ask-question.md → .github/ISSUE_TEMPLATE/free-form.md

@@ -1,23 +1,17 @@
 ---
-name: Question
-about: Ask a question about knative/client
+name: Free Form
+about: Create an unstructured issue.
 title: ''
-labels: kind/question
+labels: ''
 assignees: ''
 
 ---
 <!-- If you need to report a security issue with Knative, send an email to [email protected]. -->
-## In what area(s)?
-
-<!-- Remove the '> ' to select -->
 
 <!--
-Classifications:
+Optional classifications (remove the '> ' to select)
+> /kind question
 > /kind good-first-issue
 > /kind usage
-> /kind compatibility
 > /kind doc
 -->
-
-## Ask your question here:
-

.github/pull-request-template.md

@@ -1,28 +1,40 @@
-<!--
-Request Prow to automatically lint any go code in this PR:
 
-/lint
--->
+## Desciption
 
-Fixes #
+<!-- Please add a short summary about what the pull request is going to bring on the table -->
 
-## Proposed Changes
+## Changes
+
+<!-- Please add list of more detailed changes. These changes should be reflected also in the commit messages -->
 
 *
 *
 *
 
+## Reference
+
+<!-- Please add the corresponding issue number which this pull request is about to fix -->
+Fixes #
+
 <!--
-Release Note:
+Please add an entrty to CHANGELOG.adoc file, too, as part of your Pull Request.
 
 In the following cases, add a short description of PR to the unreleased section in CHANGELOG.adoc:
 
-- 🎁 Add new feature
-- 🐛 Fix bug
-- 🧽 Update or clean up current behaviour
+- 🎁 New feature
+- 🐛 Bug fix
+- ✨ Feature Update
+- 🐣 Refactoring
 - 🗑️ Remove feature or internal logic
 
-See other entries in CHANGELOG.adoc as an example.
+See other entries in CHANGELOG.adoc as an example for how to add the entry, including a reference to the corresponding issue/PR
 
 PLEASE DON'T ADD THAT LINE HERE IN THE PULL-REQUEST DESCRIPTION BUT DIRECTLY IN CHANGELOG.ADOC AND ADD CHANGELOG.ADOC AS PART OF YOUR PULL-REQUEST.
 -->
+
+<!--
+To automatically lint go code in this pull request uncomment the line belpow. You get feedback as comments on your pull request then -->
+
+<!--
+/lint
+-->