Actor::Die: only set the dying stance if it is not set yet

silences a warning from SetStance (stance overriden by death)
Scriptable::GetInternalFlag: marked as const
bg2::cg: fixed class selection intro text
bg2::cg: fixed a barbarian regression (xp assignment)
Actor::RefreshHP: disable the conditional base hp adjustment for conbon

fixes the occasional spontaneus healing in combat
Actor::SetColor: avoid crash when anims is null

happened with one of the rakshasa encounters in suldanesselar
iOS: remove _DEBUG flag from build.

no need for this to be in the wild where people that want to play have it. should reduce unnceissary log spam and such.
print warning when stream cannot be opened, too
make stores auto-identify their items if lore is good enough
fix unsetting the paperdoll flag

Using ~ and BM_AND will result in an invalid flag error, so use the
proper flag and BM_NAND instead.
change some attack stances for IE_ANI_CODE_MIRROR_2

This fixes MOTY and MSOL (maybe more) and prevents them from becoming
invisible occasionally.
directly pass the slot number to OpenItemWindow where possible

This prevents problems with "ItemButton" changing in between due to
window focus changes.
STOImporter::GetItem: make sure items have at least one charge

fixes ribald selling the ring of air control for only 1gp
Font::GetDoubleByteString: remove bogus assert

was preventing valgrind debugging too
BAMFontManager::GetFont: don't use out-of-scope variables

fixes coverity 4458
fx_disguise: fix avatar range checks

coverity 4346
fx_monster_summoning: fixed our extension being ignored

coverity 4433
GameControl::Draw: fixed free/delete mismatch

coverity 4321
respect party level for spawn groups

If we don't exceed the difficulty threshold don't spawn more than one
creature.

Still need some empirical evidence to find out intended behaviour but
this should make some ridiculously hard encounters manageable at least.
added a gameflag for the slight difference in continuation handling

fixes bg2 spectral and spirit trolls immortality after the how djinni change