support shopify track1 data on nmi
add track1 support to first data gge4
Add test for Network Merchants swipe data from CC object.
Add test for firstdata track_data
Add test to verify sending of track_1 data for NMI
Merge pull request #1349 from Shopify/track_nmi

support shopify track_data on nmi
Merge pull request #1350 from Shopify/track_fd

add track1 support to first data gge4