Added experimental Klatt synthesizer.
Klatt phonemes use a new format of phoneme data.
espeakedit, new dialog fields and layout for Klatt phonemes.
Added Klatt versions of English phonemes.

Fixed some compilation warnings on Windows.
Fixed bug in Lettergroups > L10

Increased amplitude of harmonics below F1 peak, to increase bass.
Allow 5 (up from 4) pairs of values in "tone" command in voice files.
Default to slightly wider pk_shape1.

If words are separated by hyphens, don't add word-gap, and don't pass new-word flag onto phoneme processing.


git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@203 d46cf337-b52f-0410-862d-fd96e6ae7743