PWMAngband 1.5.0 beta 2

– Add sound volume management, implement it for the SDL client
– Display expected number of blows per round at character birth (point-based
roller)
– Plug small memory leak in main-sdl.c’s load_prefs()
– Update comments for count_feats() to match current code
– Treat ‘#’ similarly for vaults and room templates
– Add an argument to draw_rectangle() to indicate whether it should overwrite
permanent features
– Have inven_carry_num() return obj->number for any valid treasure type
– Remove uses of atexit()