make sure the m0 is really running/stopped
enable the fpu
Merge pull request #21 from Hoernchen/master

m0, fpu
m0: remove useless remap

The m4 will 1) remap 2) start the m0, so it already is remapped, if it's
not, then we'd never execute this code anyway.
Merge pull request #22 from Hoernchen/master

see patch