Do not draw an edge to a date if the gap is less than a year.
Do not draw an edge to a date if the gap is less than a year.


Former-commit-id: ace1acf637da7b7e9ff24b97c51f773c1472debb
Former-commit-id: 7af239d49875cd6cfdacaffe4512f16af9283f3f
dilawar/ncbs-minion,dilawar/ncbs-hippo,dilawar/ncbs-minion,dilawar/ncbs-minion,dilawar/ncbs-hippo,dilawar/ncbs-minion,dilawar/ncbs-minion,dilawar/ncbs-hippo,dilawar/ncbs-hippo,dilawar/ncbs-hippo