[1.29.07] Reduce clicks at very low pitches due to numerical overflow in wave generation.
Treat echo-delay = 0 as "no echo", even if ech-amplitude is set.
lang=ru, fix crash for "words" which has produce no phonemes (wg. ":").
git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@88 d46cf337-b52f-0410-862d-fd96e6ae7743
[1.27.10] Added inverse conditional rules in *_list and *_rules. eg. ?!3 "if rule 3 is NOT set".
lang=en-r, adjusted vowels.
Moved single characters (eg. % @) from *_list to *_rules so they can be used in combinations (eg. %-).
git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@65 d46cf337-b52f-0410-862d-fd96e6ae7743
Added mechanism to reduce [t] before unstressed vowels (for en-us)
Fixed X (no vowels) operator in pre-rules in *_rules files.
git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@35 d46cf337-b52f-0410-862d-fd96e6ae7743