Add doc bug template.

.github/ISSUE_TEMPLATE/documentation.md

@@ -0,0 +1,23 @@
+---
+name: Documentation
+about: Improve the documentation of features
+title: Documentation Request
+labels: ''
+assignees: ''
+
+---
+
+**Describe Omissions or Errors**
+
+Please quote and add [links](https://www.kpsync.org) to documents in error. 
+
+For missing or obsolete documentation, provide related or misleading information in the current documents, if any, in the same manner.
+
+**For Website Bugs: provide the following information:**
+ - OS, including version and build numbers: [e.g. Windows 10, Build 18363]
+ - Browser and version [e.g. Chrome, IE, Edge]
+ - [UTC date and time](https://en.wikipedia.org/wiki/Coordinated_Universal_Time) of access.
+
+**Additional context**
+
+Add any other context about the problem here.