EMD - Scilab  Toolbox
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1.3 -  several bugfixes
    - emd_instfreq added
    - io, rmtag, addtag, findtag, peaks, local_peaks, zero_crossing, dirstretch have now emd_ as prefix
    - help pages and demos fixed
1.2  - works under scilab 5.4

1.1  - some Bugs are removed
     - help chapter are added

1.0  Initial release
