JSAC 1.0.4

• New FDSN data search command
  -- Plugin support for writing your own data search commands for external sources (e.g. databases, etc)
• New Array processing commands
  -- Beam forming and FK analysis
  -- Narrow-band and broad-band
  -- Conventional and ML based power spectra
  -- Array and co-array maps
  -- Sample alignment control
• New higher quality FIR filter design package with design plots and Parks-McClellan algorithm support
• Updates and improvements across the filtering packages