PSK31 for Linux/Soundblaster Version V0.61

Changes V0.6 -> V0.61
---------------------

- Changed licences to GPL

Changes V0.52 -> V0.6
---------------------

- Removed compatibility problem with some newer ncurses library
  (using move() instead of setsyx())

- V0.52 failed with some specifig sound cards of the 2.2.x kernel,
  which is fixed now (checking for EBUSY in read/write to sound
  card

- Code cleanup the remove compile problem on a few egcs systems

- Easier and better installation:
  default directory /usr/share/psk31 for code and config files,
  personal config file in $(HOME)/.psk31;

- added more documentation (still could be better!)


Changes V0.5->V0.52
-------------------

- Additions to make psk31sb work with sound cards operating in
  full duplex mode (e.g. Opti)

