Reinstate language "az" (Azerbaijani) as a test voice.
Language changes: ga, hy, pt, sk.
Generate character names for subscript and superscript letters and digits.
 

git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@347 d46cf337-b52f-0410-862d-fd96e6ae7743

git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@329 d46cf337-b52f-0410-862d-fd96e6ae7743

Fix: SAPI5 version, pitch not reset correctly after indicating capital letter.
Language changes: ga, nl, pt.


git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@312 d46cf337-b52f-0410-862d-fd96e6ae7743

Added language: ga (Irish).
Languages changes: en-us, eo, hu, pt, ta, vi


git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@310 d46cf337-b52f-0410-862d-fd96e6ae7743