actually use the MCR environment variable
does not try to find matlab if using mcr
Fixed SPM_DIR bug that append with the hard coded SPM MCR; renamed the SPM8_MCR environment variable to SPM_MCR
Merge pull request #65 from schwarty/mcr

MCR environ fix
Close figures after plotting.
Remove figure closing in example
remove modulation from normalize step
Merge pull request #66 from schwarty/modulation

[MRG] remove modulation from normalize step
Hot fixes (anats-only datasets)
Merge branch 'master' of https://github.com/neurospin/pypreprocess