Revert "add Issue and Pull Request templates"

This reverts commit 54706f6f3f.

Pushed to upstream by mistake.

.github/ISSUE_TEMPLATE.md

@@ -1,2 +0,0 @@
-If a package fails to build, upload the log file to
-[Gist](https://gist.github.com/) and put the link here.

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,14 +0,0 @@
-Please read the [Guidelines for Creating Packages](http://mxe.cc/#creating-packages).
-
-In particular, make sure that your build rules:
-
-  * do not run target executables with Wine,
-  * do not download anything while building,
-  * install `*.pc` file (if applicable),
-  * install `bin/test-<pkg>.exe` compiled with flags by `pkg-config`
-
-and `*.patch` files are generated by `tools/patch-tool-mxe`.
-
-If you add a package, you can use tool `tools/skeleton.py`.
-
-Thanks!