Changes

   Failed rare variants : ~PASS&&(INFO.AC/INFO.AN<0.005)

   Failed rare variants : ~PASS&&(INFO.AC/INFO.AN<0.005)

   Regular expression matching PERL style (implemented with pcre2)   

   [http://www.pcre.org/current/doc/html/pcre2pattern.html#SEC1 Regular expression] matching PERL style (implemented with pcre2)   

   Sometimes, an info field will contain several values in a string with functional annotation, to match what you want,

   Sometimes, an info field will contain several values in a string with functional annotation, to match what you want,

   just use INFO.ANNO=~'<perl regular expression>'

   just use INFO.ANNO=~'<perl regular expression>'

   Passed variants in intergenic regions or UTR                    : PASS&&INFO.ANNO=~'Intergenic|UTR'

   Passed variants in intergenic regions or UTR                    : PASS&&INFO.ANNO=~'Intergenic|UTR'

   Passed variants in intergenic regions or UTR ignoring case      : PASS&&INFO.ANNO=~'(?i)Intergenic|UTR'

   Passed variants in intergenic regions or UTR ignoring case      : PASS&&INFO.ANNO=~'(?i)Intergenic|UTR'