Upbdating dependencies.

requirements.txt

 cytoolz
 deeptools @ git+https://github.com/blaiseli/deepTools.git@issue-1041
 gffutils
-libhts @ git+https://gitlab.pasteur.fr/bli/libhts.git@c6820e38561007a87359bffe59a4a0cb2cd3f9ec
+libhts @ git+https://gitlab.pasteur.fr/bli/libhts.git@e0d627032a22c34ecd6b3a2f5c6865187a4e057b
 libworkflows @ git+https://gitlab.pasteur.fr/bli/libworkflows.git@b29b854ff1db6c87386007808286207b8af11b9d
 matplotlib
 pandas

setup.py

@@ -35,7 +35,7 @@ setup(
         "cytoolz",
         "deeptools @ git+https://github.com/blaiseli/deepTools.git@issue-1041",
         "gffutils",
-        "libhts @ git+https://gitlab.pasteur.fr/bli/libhts.git@c6820e38561007a87359bffe59a4a0cb2cd3f9ec",
+        "libhts @ git+https://gitlab.pasteur.fr/bli/libhts.git@e0d627032a22c34ecd6b3a2f5c6865187a4e057b",
         "libworkflows @ git+https://gitlab.pasteur.fr/bli/libworkflows.git@b29b854ff1db6c87386007808286207b8af11b9d",
         "matplotlib",
         "pandas"],