FS#8647: Amaze - 3D maze game plugin

- update to build against latest Git
- cleanup (whitespace, indentation)
- fixed old PLA handling
- update indentation/curly brace style
- improve load/save mechanism
- enable marking ground with "select" button
- add compass view
- improve display on 1-bit-targets (floor pattern)
- graphics update: add 3x3 and 5x5 tiles, rework 7x7 and 9x9 tiles,
  load tiles dependant of screen size
- fix: on some targets (Fuze+) division by 0 could occur.
  Fix by calculating the exact view depth on all targets.
- fix: duplicate error checks when saving prefs
- Fully translate it
- Add a simple manual entry (including screenshots for some platforms)

Change-Id: Ic84d98650c1152ab0ad268b51bd060f714ace288

manual/plugins/amaze.tex

@@ -0,0 +1,6 @@
+\subsection{Amaze}
+\screenshot{plugins/images/ss-amaze}{Amaze}{img:amaze}
+Amaze is a simple 3D maze game.
+
+Based upon the curses-based amaze by David Leonard, graciously placed
+into the public domain. More information can be found here: \url{https://www.adaptive-enterprises.com.au/~d/software/amaze/}

manual/plugins/main.tex

@@ -25,6 +25,8 @@ text files%
 
 \input{plugins/2048.tex}
 
+\input{plugins/amaze.tex}
+
 \input{plugins/blackjack.tex}
 
 \opt{large_plugin_buffer}{\input{plugins/boomshine.tex}}