Update issue templates

Author: atoomic

.github/ISSUE_TEMPLATE/01-perlbug-core.md

@@ -0,0 +1,30 @@
+---
+name: Report a Perl 5 Bug
+about: Create a report to help us improve Perl 5
+title: ''
+labels: Needs Triage, bug, severity low
+assignees: ''
+
+---
+<!-- Note: you can also replace the whole content by the file generated by perlbug utility. -->
+
+<!--
+If your bug is about a Perl core module rather than a core language
+feature, please enter its name after.
+-->
+Module:
+
+**Description**
+<!-- A clear and concise description of what the bug is. -->
+
+**Steps to Reproduce**
+<!-- A one-liner or script to reproduce the issue. -->
+
+**Expected behavior**
+<!-- A clear and concise description of what you expected to happen. -->
+
+**Perl configuration**
+<!-- Please paste `perl -V` output just below. -->
+```
+# perl -V output goes here
+```

.github/ISSUE_TEMPLATE/02-perlbug-docs.md

@@ -0,0 +1,14 @@
+---
+name: Report a Perl 5 Documentation Issue
+about: Create a report to help us improve Perl 5
+title: '[doc] '
+labels: Needs Triage, bug, documentation, severity low
+assignees: ''
+
+---
+
+**Where**
+<!-- What module, script or perldoc URL needs to be fixed? -->
+
+**Description**
+<!--  Please describe the documentation issue here. -->

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,13 @@
+---
+name: Feature request
+about: Suggest an idea to help us improve Perl 5
+title: "[feature]"
+labels: Feature Request, Needs Triage
+assignees: ''
+
+---
+
+**Please do not report bugs as part of a feature request**
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.

.gitignore

@@ -62,6 +62,7 @@ perldtrace.h
 
 # general build products (darwin)
 *.dylib
+*.DS_Store
 
 # general build products (Win32)
 *.def