Added quick start

Author: hangsuUNC

README.md

@@ -20,7 +20,7 @@ git clone https://github.com/broadinstitute/Himito.git
 cd Himito
 cargo build --release
 ```
-### quick start
+### Quick start (Filter-Build-Asm-Call-Methyl)
 ```
 ./target/release/Himito quick-start -i <lrWGS.bam> -o <output_prefix> -r <rCRS.fa> -s <HG002> -d pacbio