Add support for PR and Issue templates to QMK_firmware GitHub (#4494)

* Add support document

* Add Bug Report

* Add GitHub Pull Request Template

* Feature request issue template

* Touch up feature request template

* Add 'other issues' template

* move support doc

* Minor tweaks

* More minor tweaks

* Spleeling fix

Co-Authored-By: drashna <drashna@live.com>

* CapiTALization fIXes

Co-Authored-By: drashna <drashna@live.com>

* Use new issue URL

Co-Authored-By: drashna <drashna@live.com>

* Add blanck issue template

* Update the PR template

* Formatting and additional changes

* Update docs/support.md

Co-Authored-By: drashna <drashna@live.com>

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,31 @@
+---
+name: Bug report
+about: Create a report to help us improve the QMK Firmware
+---
+<!-- Provide a general summary of the bug in the Title above -->
+
+<!-- This template is entirely option and can be removed, but is here to help both you and us. -->
+<!-- This text and anything on lines wrapped like this one will not show up in the final text. This text is to help us and you. -->
+
+**Describe the bug**
+
+<!-- A clear and concise description of what the bug is. -->
+
+**System Information**
+ - Keyboard:  
+   - Revision (if applicable):  
+ - Operating System:
+ - avr-gcc version: 
+<!-- Run `avr-gcc --version` to find out -->
+ - arm gcc version: 
+<!-- Run `arm-none-eabi-gcc --version` to find out -->
+ - QMK Firmware version:
+<!-- You can run `git describe --abbrev=0 --tags` to find this out -->
+ - Any keyboard related software installed? 
+   - [ ] Auto Hot Key
+   - [ ] Karabiner
+   - [ ] Other
+
+**Additional context**
+
+<!-- Add any other context about the problem here. -->