* Add ISSUE_TEMPLATE

        For issue #81

.github/ISSUE_TEMPLATE.md

+NOTE: Only file GitHub issues for bugs and feature requests. All other
+topics will be closed.
+
+For bugs or installation issues, please provide the following
+information. The more information you provide, the more easily we will
+be able to offer help and advice.
+
+Make your Subject: line as descriptive as possible.  Subjects like
+"Ocarina bug" or "bug report" are not helpful!
+
+Please, also clean this template to leave only relevant bits.
+
+8<----------8<----------8<----------8<----------8<----------8<----------8<----
+
+    OCARINA VERSION:
+[Please provide the complete output of "ocarina --version".]
+
+    HOST MACHINE and OPERATING SYSTEM:
+
+[Provide the output of "uname -a"]
+
+    COMPILER VERSION
+
+[Please provide the complete version string from "gnatls -v" if you
+try to compile Ocarina or PolyORB-HI/Ada, or "gcc --version" for
+PolyORB-HI/C.]
+
+[Note: if you build from the repository, please also include autoconf
+ and automake versions: "autoconf --version", "automake --version"]
+
+    DESCRIPTION:
+
+[Detailed description of problem. Don't just say "<blah>
+doesn't work, here's a fix," explain what your program does
+to get to the <blah> state. ]
+
+    REPEAT BY:
+
+[What you did to get the error; include test program or session
+transcript if at all possible; detail your application topology if it
+uses several nodes, and describe the expected results; include the
+configuration file you use, after stripping all comments; include all
+information regarding any other middleware you use. ]
+
+    SAMPLE FIX/WORKAROUND:
+
+[If available]