Prepare an initial ronn file

src/planetblupi.ronn

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+
+planetblupi(1) -- a delirious spell-binding game
+================================================
+
+## SYNOPSIS
+
+`planetblupi` [<optional>...]
+
+## DESCRIPTION
+
+**planetblupi** is a strategy and adventure game. It subtly blends action with
+thought-provoking challenges. Behind the quiet and gentle facade, you'll enjoy
+a fascinating diversion full of surprises. Planet Blupi is ideal for ages
+12 to 99..
+
+## OPTIONS
+
+These options control whether output is written to file(s), standard output, or
+directly to a man pager.
+
+  * `-h`, `--help`:
+    Print this help message and exit.
+
+  * `-V`, `--version`:
+    Print version and exit.
+
+  * `-s`, `--speed-rate`:
+    Change the speed rate [1;2] (default: 1).
+
+  * `-t`, `--timer-interval`:
+    Set the timer interval (refresh).
+
+  * `-f`, `--fullscreen`:
+    Load in fullscreen [on;off] (default: on).
+
+  * `-z`, `--zoom`:
+    Change the window scale (only if fullscreen is off) [1;2] (default: 1).
+
+  * `-l`, `--legacy`:
+    Start the game in legacy display mode (640x480).
+
+  * `-r`, `--renderer`:
+    Set a renderer [auto;software;accelerated] (default: auto).
+
+  * `-d`, `--driver`:
+    Set a driver [auto;direct3d;direct3d11;opengl;opengles2;opengles] (default:
+    auto, ignored with software renderer).
+
+  * `-c`, `--enable-recorder`:
+    Enable the recorder feature (F3/F4).
+
+  * `-p`, `--play-record`:
+    Play a record generated by F3 (--enable-recorder).
+
+  * `-b`, `--restore-bugs`:
+    Restore funny original bugs of older versions < v1.9.
+
+  * `-m`, `--restore-midi`:
+    Restore playback based on MIDI music instead of OGG.
+
+## COPYRIGHT
+
+planetblupi is Copyright (C) 1997, Daniel Roux & EPSITEC SA
+               Copyright (C) 2017-2018, Mathieu Schroeter