Feature/add issue types (#139)

* Added issue for suggesting a feature

* Added an issue for updating documentation

* Added labels and assignees on all issue templates

* Added trailing space to title of bug report issue type

.github/ISSUE_TEMPLATE/ask_a_question.md

@@ -1,9 +1,10 @@
 ---
 name: Ask a Question
 about: Please feel free to ask a question about OWaspHeaders.Core here.
-title: ''
-labels: ''
-assignees: ''
+title: 'Question: '
+labels: ['question']
+assignees: 
+- 'GaProgMan'
 ---
 
 ## My Question

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,12 +1,13 @@
 ---
 name: Report a bug
 about: Please report any bugs with the code or documentation here.
-title: ''
-labels: ''
-assignees: ''
+title: 'Bug report: '
+labels: ['bug', 'branch required']
+assignees: 
+- 'GaProgMan'
 ---
 
-## The Issue
+## The Bug
 
 Please describe the issue in as much detail as you can here.
 

.github/ISSUE_TEMPLATE/suggest_a_feature.md

@@ -0,0 +1,21 @@
+---
+name: Suggest a Feature
+about: Please suggest any new features and/or HTTP headers here.
+title: 'Feature Request: '
+labels: ['enhancement', 'branch required']
+assignees: 
+- 'GaProgMan'
+---
+
+## My Feature Request
+
+Please provide as much detail about the feature or HTTP header that you are requesting here. If you are requesting an HTTP header, please link to both the [MDN](https://developer.mozilla.org/en-US/) and [OWASP Secure Headers Project](https://owasp.org/www-project-secure-headers/#div-headers) pages for that header.
+
+## Minimal Code Sample
+
+The following is a [minimal code sample](https://gaprogman.github.io/OwaspHeaders.Core/Minimal-Code-Sample/) which helps to highlight the potential design for the feature or HTTP header.
+
+```cs
+// in Program.cs
+app.UseSecureHeadersMiddleware();
+```

.github/ISSUE_TEMPLATE/update_documentation.md

@@ -0,0 +1,12 @@
+---
+name: Update Documentation
+about: Please feel free to raise documentation change requests here.
+title: 'Docs update: '
+labels: ['docs', 'branch required']
+assignees: 
+- 'GaProgMan'
+---
+
+## Documentation Update
+
+Please be as specific as you can about the documentation which needs to be updated and link to either the [MDN](https://developer.mozilla.org/en-US/) or [OWASP Secure Headers Project](https://owasp.org/www-project-secure-headers/#div-headers) pages which supports the documentation change.