Z71: Add Commtiva Z71 product

Yay, 13 devices (so far), 1 product.

Change-Id: Ie2e84525c93dfff3da3d271066d714956c185a16
diff --git a/vendorsetup.sh b/vendorsetup.sh
index 1d2d6f9..f396181 100644
--- a/vendorsetup.sh
+++ b/vendorsetup.sh
@@ -14,5 +14,6 @@
 add_lunch_combo cyanogen_vision-eng
 add_lunch_combo cyanogen_one-eng
 add_lunch_combo cyanogen_buzz-eng
+add_lunch_combo cyanogen_z71-eng
 
 PATH=$PATH:$PWD/vendor/cyanogen/tools ; export PATH