aokp: Add G2 variants to lunch

d800 -> AT&T
d801 -> T-Mobile
d802 -> International/GSM
ls980 -> Sprint
vs980 -> Verizon

Change-Id: Id45e4a7ccf0b5c90119249f9fca3f3cc26aeb5a1
Signed-off-by: Rohan Mathur <rohanmathur34@gmail.com>