add -c 0 contig consensus

conf/modules.config

@@ -925,6 +925,7 @@ process {
                 ext.prefix = { "${meta.id}_consensus" } // DON'T CHANGE
                 ext.args = [
                     '-t 0',     // minmum frequency threshhold, majority rule
+                    '-c 0.1',   // minimum insertion frequency threshold: 10% needs to have the insert in order for it to be considered
                     '-q 0',     // minimum quality score : 0 (no quality is provided)
                     '-m 1',     // minimum depth to call consensus
                     '-n N'      // Characters to print in regions with less coverage