Add bug report issue template

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,25 @@
+---
+name: Bug Report
+about: Something doesn't work correctly in Atmosphère.
+
+---
+
+## Bug Report
+
+### What's the issue you encountered?
+
+### How can the issue be reproduced?
+
+### Crash report?
+
+(If a crash report was created under /atmosphere/crash_reports/, please upload it to 
+[gist](https://gist.github.com/) and paste the link here.)
+
+### Environment?
+
+- What bootloader (fusee, hekate, etc) was Atmosphère launched by:
+- Official release or unofficial build:
+- Do you have additional kips you're loading:
+- Additional info about your environment:
+
+### Additional context?