remove mention of our vcftidy.py
remove mention of our vcftidy.py

udp3f/gemini,bw2/gemini,bpow/gemini,heuermh/gemini,bw2/gemini,brentp/gemini,bpow/gemini,xuzetan/gemini,heuermh/gemini,bgruening/gemini,xuzetan/gemini,brentp/gemini,brentp/gemini,arq5x/gemini,xuzetan/gemini,bpow/gemini,heuermh/gemini,xuzetan/gemini,arq5x/gemini,bw2/gemini,udp3f/gemini,bgruening/gemini,brentp/gemini,arq5x/gemini,arq5x/gemini,udp3f/gemini,udp3f/gemini,bpow/gemini,heuermh/gemini,bw2/gemini,bgruening/gemini,bgruening/gemini