v0.4.0

Full Changelog: v0.3.2...v0.4.0

primers create -r GGTCTC -j $SEQ | jq
[
  {
    "seq": "CTACTAATAGCACACACGGG",
    "len": 20,
    "tm": 63.6,
    "tm_total": 63.6,
    "gc": 0.5,
    "dg": 0,
    "fwd": true,
    "off_target_count": 0,
    "scoring": {
      "penalty": 2.6,
      "penalty_tm": 1.6,
      "penalty_tm_diff": 0,
      "penalty_gc": 0,
      "penalty_len": 1,
      "penalty_dg": 0,
      "penalty_off_target": 0
    }
  },
...