updating README with last changes

Author: magicDGS

README.md

@@ -8,10 +8,16 @@ in [Boitard _et al._ 2013](http://onlinelibrary.wiley.com/doi/10.1111/1755-0998.
 in the [program README](https://raw.githubusercontent.com/magicDGS/PoolHMM/master/README.txt).
 
 This repository contains the code downloaded from [here](https://forge-dga.jouy.inra.fr/projects/pool-hmm)
-where I included few modifications for support parallelization in MacOS computers. I used the portable
+where I included few modifications for support parallelization in MacOS computers and more features. I used the portable
 Queue implemented in [LEMON](https://github.com/vterron/lemon/tree/9ca6b4b1212228dbd4f69b88aaf88b12952d7d6f)
 and add the dependencies in the source files in the original code.
 
 I do not own any of the code in this repository although my name is included in the modified files.
 Pool-HMM is under a [CeCILL-B license](http://www.cecill.info/) and the portable Queue under a 
 [GNU v.3 license](http://www.gnu.org/licenses/).
+
+
+## Extra features
+
+* Parallelization support in MacOS
+* Support for .pileup.gz input files