Version 1.6
- ENH: minimum-phase conversion and causal filtering

Version 1.5.5
- CHG: menu

Version 1.5.4
- CHG: menu order

Version 1.5.3
- CHG: new TBW heuristic for pop_eegfiltnew.m

Version 1.5.2
- CHG: warning message

Version 1.5.1
- CHG: removed dependency on EEGLAB fastif function
- CHG: removed pop_xfirws dependency on EEGLAB for command line use
- BUG: plotting of frequency response with empty window parameters
- BUG: error in firws documentation
- ENH: improved pop_xfirws command line usability

Version 1.5
- BUG: pop_firpm compatibility with R14 and earlier.
- CHG: command line progress indicator.

Version 1.4
- BUG: duplicate boundary event handling.
- CHG: waitbar replaced by command line progress indicator.

Version 1.3
- NEW: pop_eegfiltnew.
- BUG: ETA calculation.

Version 1.2
- CHG: filter with double precision.

Version 1.1
- NEW: added pop_xfirws to design and export EEProbe compatible filters.
- BUG: compatibility with R14 and earlier.
- NEW: Tukey windows.

Version 1.0
- CHG: removed misleading default value for filter order.
- CHG: moved to EEGLAB filter menu.
- CHG: code cleaning and formatting.

Version 0.92
- ENH: optimized filter strategy.
- ENH: waitbar.
- CHG: avoid eval function.

Version 0.91
- BUG: check for empty boundaries vector.

Version 0.9
starting, initial public release.
