Update README.md

Julien LepillerThu Feb 23 08:52:48+0100 2017

3c833f4

guix-more/more/packages
namelast commitdate
binary.scmAdd angr and dependent packages.Wed Feb 22 23:57:57+0100 2017
python.scmAdd angr and dependent packages.Wed Feb 22 23:57:57+0100 2017
smt.scmAdd angr and dependent packages.Wed Feb 22 23:57:57+0100 2017