Added templates

(cherry picked from commit a837729)

git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@1797 7f0cb862-5218-0410-a997-914c9d46530a

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,5 @@
+Thank you for submitting a pull request, it's much appreciated.
+
+Because this is a mirror repo, we may not respond to or merge the PR in the timely manner you may expect.
+
+One way to get more attention to your issue is to message our mailing list: `freeglut-developer at lists.sourceforge.net`

.github/issue_template.md

@@ -0,0 +1,13 @@
+Thank you for submitting an issue, it's much appreciated.
+
+Couple points before you create this ticket:
+
+* Because this is a mirror repo, we may not respond to new issues in the timely manner you may expect.
+* Our official Bug/Issue list is located [here](https://sourceforge.net/p/freeglut/bugs/). If you create a duplicate issue in the official list in addition to GitHub, please reference the GitHub and SourceForge tickets in the other site's ticket so we may close both tickets.
+* There is also an official Feature Request list, located [here](https://sourceforge.net/p/freeglut/feature-requests/).
+* One way to get more attention to your issue is to message our mailing list: `freeglut-developer at lists.sourceforge.net`
+
+If you still intend to make a ticket here, please provide the following:
+
+* OS
+* FreeGLUT version