Merge branch 'master' into sync
Conflicts: gr-utils/src/python/gr_plot_qt.py gr-utils/src/python/pyqt_plot.py gr-utils/src/python/pyqt_plot.ui
Adding ability to easily reload/reset file
Can now change the size of the symbols. Also fixes some layout issues.
Adding ability to change line width and style (only a handful of current styles enabled).
Adding a Reload option (Ctrl+R) option to quickly reread the file and reset the state.
Added colorbar to spectrogram for magnitude measurement.
Adding a spectrogram plot. The axis need work.
Adding a QT-based data file viewer.
This is the start of an application to read in data files and display them in a useful manner.