Fix crash with SSML <say-as>.
Sada audio output now OK on big-endian processors.
Don't reduce the pause before doubles stop consonants (eg.Finnish "kk") as much at high speeds.
Language changes: pl (reduce length of stressed syllables, [i] closer, [f] stronger befiore [s]).


git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@188 d46cf337-b52f-0410-862d-fd96e6ae7743

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