[1.47.07a]
Use internal data for iswalpha(), towlower() for characters up to U+024F.
Language changes: es, nl, pt, tr, vi.


git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@346 d46cf337-b52f-0410-862d-fd96e6ae7743
Merge branch 'upstream' into development

Conflicts:
	dictsource/dict_phonemes
	espeak-data/voices/asia/ms
	phsource/compile_report