Add Huawei Ascend G510 (u8951) and Ascend Y300 (u8833) support

This devices are legacy and use av/native from legaCyMod and androidarmv6.
Thanks Dazzozo for create device trees.

PS2: Correct fail with space
PS3: Correct device u8833 pa overlay
PS4: Add missing Files, but we don't have XDA sub-forum and i didn't posted yet, i will post to MoDaCo Forum when we get official.
THANKS!
Change-Id: Iaeb56334a5b25e3663b4dc7cfbab893e0b1344fb