Merge pull request #9 from yanikou19/master

still more logos + generation of different shifts for raman
 Start to replace RunMode with TaskManager.
Merge branch 'master' of https://github.com/gmatteo/abipy
 Replace RunMode with TestManager.
 Use chksymbreak 0 in raman workflow
 Modify abirun so that we can pass multiple workflows (GUI mode not completely supported yet)
 Add rapidfire more to abirun