Log Message:
(1) Bump version 3.21.69
(2) patches/patch-src_throb_throb.cxx 
    .. Upstream now includes this patch (not exactly the same).

Tue Apr 9 14:59:08 2013 -0500
    Version 3.21.69
    
      * Maintenance release

Fri Mar 22 10:55:55 2013 -0500
    RTTY filters
      * Removed deprecated Hilbert transform
      * Corrected inverse FFT computation to provide unity gain
        h(t) -> H(w) -> h(t)
      * Added design output statements to fftfilt.cxx - normally disabled
      * Removed deprecated lpfilt, bitfilt, bp_filt_lo, bp_filt_hi
      * Improved X-scope update rate
      * Removed unused methods and members

Thu Apr 11 05:02:11 2013 -0500
    Spotting
      * Add user configurable spotting using signal browser
        - spotting can be disabled if viewer is not visible
        - reduces CPU load if selected

Wed Apr 10 12:27:40 2013 -0500
    ADIF case
      * Change import parser to treat fields specifiers as case
        insensitive.

Tue Apr 9 14:12:27 2013 -0500
    QSO NBR/NXT macro tag
      * Added <QSONBR>, <NXTNBR> macro tags to respectively add
        current # QSO records, next QSO record number to transmit

Tue Apr 9 09:53:52 2013 -0500
    TX lower case
      * User configurable transmit all text in lower case

Tue Apr 9 09:07:51 2013 -0500
    WX parser
      * Update station name parser iaw new METAR format