CONFIG: Update .gitignore for new order

Ignore list updated to suit the new folder structure of the project.

.gitignore

 *.o
 *.s
 *.a
+*.d
 *.lib
 *.so
 *.dylib
@@ -12,7 +13,6 @@
 .DS_STORE
 *.exe
 a.out
-html
-latex
+doc/doxygen/
 sokoban
 sokoban_test