pacman4console: add page (#3080)

pages/linux/pacman4console.md

@@ -0,0 +1,20 @@
+# pacman4console
+
+> A text-based console game inspired by the original Pacman.
+> More information: <https://github.com/YoctoForBeaglebone/pacman4console>.
+
+- Start a game at Level 1:
+
+`pacman4console`
+
+- Start a game on a certain level (there are nine official levels):
+
+`pacman4console --level={{level_number}}`
+
+- Start the pacman4console level editor, saving to a specified text file:
+
+`pacman4consoleedit {{path/to/level_file}}`
+
+- Play a custom level:
+
+`pacman4console --level={{path/to/level_file}}`