[github] Flesh out issue template a bit.

.github/ISSUE_TEMPLATE.md

@@ -1,15 +1,40 @@
 
-<!-- Thank you for being interested in nvm, here is a quick form for problem reporting, please help us fill it if you are going to open an issue with a bug/problem report, if you are just going to suggest a feature or something else but not like this, please just remove it, thanks! -->
+<!-- Thank you for being interested in nvm! Please help us by filling out the following form if you‘re having trouble. If you have a feature request, or some other question, please feel free to clear out the form. Thanks! -->
 
 - Operating system and version:
 
 - `nvm debug` output:
+<details>
+<!-- do not delete the following blank line -->
+
+```sh
+
 ```
+</details>
+
+- `nvm ls` output:
+<details>
+<!-- do not delete the following blank line -->
+
+```sh
+
 ```
+</details>
 
-- How did you install nvm (e.g. install script in readme, homebrew):
+- How did you install `nvm`? (e.g. install script in readme, homebrew):
 
-- Issue description:
+- What steps did you perform?
 
-- How to reproduce the issue:
+- What happened?
 
+- What did you expect to happen?
+
+- Is there anything in any of your profile files (`.bashrc`, `.bash_profile`, `.zshrc`, etc) that modifies the `PATH`?
+
+- If you are having installation issues, or getting "N/A", what does `curl -v nodejs.org/dist/` print out?
+<details>
+<!-- do not delete the following blank line -->
+
+```sh
+```
+</details>