Update issue templates

Author: fpistm

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,53 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Please, before reporting any issue**
+- Make sure you are using the latest Arduino_Core_STM32 version.
+  https://github.com/stm32duino/Arduino_Core_STM32/releases/latest
+- Make sure the issue is not already reported/fixed on GitHub or discussed on the [stm32duino forum](http://stm32duino.com)
+- Submit a GitHub issue only for reporting a problem related to the [Arduino_Core_STM32](https://github.com/stm32duino/Arduino_Core_STM32).
+- **Avoid** to submit a GitHub issue for project troubleshooting.
+ 
+Any questions/feedback/suggestions should be discussed on the [stm32duino forum](http://stm32duino.com):
+  * questions on the [STM32 Core](http://stm32duino.com/viewforum.php?f=48)
+  * bugs/enhancements on the [STM core: Bugs and enhancements](http://stm32duino.com/viewforum.php?f=49)
+
+When reporting any issue, please try to provide all relevant information:
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Complete source code which can be used to reproduce the issue. Please try to be as generic as possible (no extra code, extra hardware,...)
+
+Steps to reproduce the behavior:
+1. Plug
+2. Press USER_BTN
+3. See error
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Desktop (please complete the following information):**
+ - OS: [e.g. Windows]
+ - Arduino IDE version: [e.g. 1.8.8]
+ - STM32 core version: [e.g. 1.4.0]
+ - Tools menu settings if not the default: [e.g. Newlib Standard, No Serial]
+ - Upload method: [e.g. STLink]
+
+**Board (please complete the following information):**
+ - Name: [e.g. Nucleo F429ZI]
+ - Hardware Revision: [e.g. Rev B]
+ - Extra hardware used if any: [e.g. X-Nucleo IKS01A1]
+
+**Additional context**
+Add any other context about the problem here.