Add a gff3 raw reader

raw_inputs/raw_gds.yaml

 {
   name: raw_gds,
-  function_call: "raw_gds(config['results_dir'], config['popmap_file'])",
+  function_call: "raw_gds(config['results_dir'], config['gds_file'])",
   options: [
     {
-      name: "popmap_file",
+      name: "gds_file",
       type: "input_file",
       value: "/Data",
       label: "snp data in GDS file format: ",

raw_inputs/raw_gff3.py

+import os
+import re
+import sys
+
+def raw_vcf(results_dir, sample_dir):
+    samples = list()
+    out = dict()
+    out["gds"] = input_dir
+    return out
+    
+
+#print(raw_gff3(sys.argv[1],sys.argv[2]))
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raw_inputs/raw_gff3.yaml

+{
+  name: raw_gff3,
+  function_call: "raw_gff3(config['results_dir'], config['sample_dir'])",
+  options: [
+    {
+      name: "sample_dir",
+      type: "input_dir",
+      value: "/Data",
+      label: "gff3 file: ",
+      volumes:  [Data: "/Data", Results: "/Results"]
+    },
+  ]
+}
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