NORSPEC-186 clamp norm/spec map rotations to 0-360 until we can fix the server side issue with negative rotations

NORSPEC-96 tweak fix to follow clone/modify/re-apply pattern from build tool to avoid changing objects sharing a material

NORSPEC-200 fix regression from 188 fix caused by not having enough bits to store SHINY_TEXTURE in the TEs bitfield

NORSPEC-188 avoid removing 'Use Texture' item when cancelling from picker back to having prev texture

Quieten down writing to fmod.log - only write errors - speculate this is related to audio stutter/frame stalls