Update issue templates

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,28 @@
+---
+name: Bug report
+about: For the reporting of behavior not as described
+title: ''
+labels: bug, investigating
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is. Please do not file bugs for unreleased versions. The master branch is **not** to be considered in a production state.
+
+**To Reproduce**
+Steps to reproduce the behavior. List **all** steps to reproduce. All settings.
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**System information:**
+ - OS, kernel version: `uname -a`
+ - mergerfs version: `mergerfs -V`
+ - mergerfs settings
+ - List of drives, filesystems, & sizes: `df -h`
+ - A strace of the application having a problem: `strace -f -o /tmp/app.strace.txt <cmd>` or `strace -f -p <appPID> -o /tmp/app.strace.txt`
+ - strace of mergerfs while app tried to do it's thing: `strace -f -p <mergerfsPID> -o /tmp/mergerfs.strace.txt`
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,20 @@
+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: feature, investigating
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is.
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

.github/ISSUE_TEMPLATE/question.md

@@ -0,0 +1,10 @@
+---
+name: Question
+about: When you're looking for information
+title: ''
+labels: investigating, question
+assignees: ''
+
+---
+
+You can also ask questions on Discord for realtime help: https://discord.gg/MpAr69V