Function resize

physx/source/common/src/CmBitMap.h:208–213

!!! only sets /last/ bit to value

	
		// !!! only sets /last/ bit to value
		void resize(PxU32 newBitCount, bool value = false)
		{
			PX_ASSERT(!value); // only new class supports this
			PX_UNUSED(value);
			extend(newBitCount);
		}
		PxU32 size() const { return getWordCount()*32; }

		void copy(const BitMapBase& a)