Merge pull request #159 from LorenzE/master

MNE Browse Raw QT
- add hide/show bad channel functionality
Merge branch 'master' of https://github.com/mne-tools/mne-cpp
- show hide bad channels fix
Projection forwarding
readProjectors
projectorwidget
projection widget
calc projection
disable proj
calc projection
Merge branch 'master' of https://github.com/mne-tools/mne-cpp
- start work on data package class in order to ease data handling
- change show bad channel icons
- continue to tackle block filtering problems
eval rap
- continue to work on the DataPackage class
- DataPackage supports filtered and raw data handling
- clean rawmodel of obsolete data variables
- support mean calculation in DataPackage
Merge branch 'master' of https://github.com/mne-tools/mne-cpp