[Ham-Mac] fldigi 4.0.5.11 test version

[w1hkj]

  * fldigi-4.0.5.11.tar.gz
    <http://www.w1hkj.com/alpha/fldigi/fldigi-4.0.5.11.tar.gz>
  * fldigi-4.0.5.11_i386.dmg
    <http://www.w1hkj.com/alpha/fldigi/fldigi-4.0.5.11_i386.dmg>
  * fldigi-4.0.5.11_ppc.dmg
    <http://www.w1hkj.com/alpha/fldigi/fldigi-4.0.5.11_ppc.dmg>
  * fldigi-4.0.5.11_setup.exe
    <http://www.w1hkj.com/alpha/fldigi/fldigi-4.0.5.11_setup.exe>

Added user selectable attack/delay squelch filtering for CW decoder.

73, David, W1HKJ