The text is usually only a short description taken from the wiki and
don't contain screenshots or keymaps, but should be better than nothing. :)
Added manual entries:
- Boomshine
- Dict
- FFT
- main_menu_config
- Matrix
- Maze (including keymap)
- PDbox
- Superdom
Additional changes/fixes:
- fix "Clix" alphabetical order
- add Frotz & ZXBox to games preamble
Change-Id: I169870420cbac8123695747ccfcbaaf3478c11cc
