the old debug_assert always ran and tested the expression, which slows
down release builds. wrapping them in #ifndef NDEBUG is clumsy. the new
ASSERT behaves like assert and ENSURE like the old debug_assert. Let's
change any time-critical but not-super-important ENSURE to ASSERT to
speed up release builds. (already done in bits.h and unique_range.h)
This was SVN commit r9362.
Greek basket texture
# New Greek vases
# housekeeping
documentation fix: trailing / in directory names is mandatory
# Atlas: Sky texture selection; save with maps
Atlas code tidying: Slightly nicer syntax for defining command handlers,
and some explanation of how it works
Automated build.
This was SVN commit r4008.
Terrain: added terrain-editing code to CTerrain, for better
encapsulation or something.
Console: simplified screen resizing.
Game/etc: removed some unnecessary header file inclusions.
This was SVN commit r2459.
main.cpp: Allowed correct operation when not calling Init/Shutdown.
Game.cpp: Stopped complaint when starting game with no GUI.
This was SVN commit r2446.
