add explanation of files to README

public/biopet-framework/src/test/resources/README.txt

@@ -31,3 +31,16 @@ single02.bam.bai      index for single02.bam
 paired01.sam          paired-end SAM file, used for testing WipeReads
 paired01.bam          paired01.sam compressed with samtools v0.1.18
 paired01.bam.bai      index for paired01.bam
+fake_chrQ.fa          fasta file of a non-existant chrQ of length 16571
+fake_chrQ.fa.fai      index for fake_chrQ.fa
+fake_chrQ.dict        dict for fake_chrQ.fa
+chrQ.vcf              One-line VCF with record on chrQ
+chrQ.vcf.gz           bgzipped chrQ.vcf
+chrQ.vcf.gz.tbi       index for chrQ.vcf.gz
+VEP_oneline.vcf       One-line VCF record annotated with VEP
+VEP_oneline.vcf.gz    bgzipped VEP_oneline.vcf
+VEP_oneline.vcf.gz.tbi index for VEP_oneline.vcf.gz
+VCFv3.vcf             5 line VCF of version 3
+unvepped.vcf          one-line VCF
+unvepped.vcf.gz       bgzipped unvepped.vcf
+unvepped.vcf.gz.tbi   index for unvepped.vcf.gz