MNE Browse Raw QT

Changes / new features:
+ Fixed some major bugs regarding data loading and displaying 
+ Subclassed all major windows (main-, data-, filter-, event-, information-, about-window)
+ Created ui files for all major windows (See /FormFiles). Rearranged window specific functions and code to the regarding ui files/classes -> better overview
+ Added “Activate events” / “Show selected events only functionality”
+ Add / Delete user events (user events are plotted with a light red background in the event list)
+ Added sample/time ranges in the bottom of the data window
+ Added status bar in the bottom of the main window, which displays the current loaded fif data/event file, the first sample and the sampling frequency
+ Added data marker support. The marker is displayed in the data plot window and can be dragged through the currently loaded displayed. All user events are created upon the current marker position.
+ Added new splashscreen and about window 
+ Added resource directory
+ Added To Do and bugfixing list

Next steps:
+ Started to setup the filter window, which is also to support the plotting of the filter frequency response
+ Projections
+ Channel selections / layout
+ Averaging