feat(vector): add copyInto variants of indexed vec methods
feat(vector): add copyInto variants of indexed vec methods

zenmumbler/stardazed-tx,stardazed/stardazed,stardazed/stardazed-tx,zenmumbler/stardazed-tx,zenmumbler/libzm,zenmumbler/stardazed-tx,zenmumbler/libzm,zenmumbler/libzm,zenmumbler/stardazed-tx,stardazed/stardazed,stardazed/stardazed-tx,zenmumbler/libzm,stardazed/stardazed-tx