gripss v2.4

Technical:

• handle Gridss VCF with sample IDs in reversed order

Panel:

• added panel soft filters: qual-per-AD and modified AF
• set panel config by default if in target regions mode
  -hard_min_tumor_qual 200
  -min_qual_break_point 1000
  -min_qual_break_end 1000
  -filter_sgls
  -qual_per_ad 30
  -modified_af 0.03
  -modified_af_hotspot 0.005