Samsung 3G tool 12.4 released.

- Added flashing support for:
I5700, I5700L, I5700R, I5800, I5801, I6500U, B7510, B7510L, I5500, I5500B, I5500L, I5503, I5503T, I5508, I5510, S5570, S5570L, S5578, S5660, S5660L, S5660V, S5670, S5670L, S5830, S5830B, S5830D, S5830L, S5830T, S5838, I7500, I9001, T939

- Code optimized

- Uploaded more new firmware and service manual, now samsung files more than 620 Gb