[1.25.3] espeak_SetVoiceByName() didn't set current_voice correctly when voice is specified by filename.
Added ResetLetterBits() to clear data before using SetLetterBits().
git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@19 d46cf337-b52f-0410-862d-fd96e6ae7743
|