Add HMat detection in t_features.py
Add HMat detection in t_features.py

HMat library prints a message to output though, it should be removed.


git-svn-id: dd142d36cf0a8d2e80a1937258154109aaa0ff36@4187 59136d6a-6dff-0310-91ca-bfc5db6e1932

sofianehaddad/ot-svn,sofianehaddad/ot-svn,sofianehaddad/ot-svn,sofianehaddad/ot-svn,sofianehaddad/ot-svn