Update: README.md

README.md

 
 ***Supported callers***
 
-**All callers are not activated by default**, which means the default setting is `false`. 
+All callers are **not activated by default**, which means the default setting is `false`. 
+
 You need to manually set the caller to `true` in the submitted sample.csv.
+
 The fields corresponding to these callers include `haplotyper`, `tnseq`, `tnscope`, `varscan`.
 
 **Germline**
 * Haplotyper
 
-If you only want to call germline variants, please set `haplotyper` to true.
-
 **Somatic**
 * TNseq (TNhaplotyper2)
 * TNscope
 * VarScan
 * TNhaplotyper (This caller is only available in `v0.1.0` as it is too outdated)
 
-Variant caller can be selected by setting `ture/false` in the submitted sample.csv.
-
 ***Accepted data***
 * TN matched WES for somatic variant calling
 * TN matched WGS for somatic variant calling