profiles: mask USE="hadifix festival" for trinity-base/kttsd

Signed-off-by: Alexander Golubev <fatzer2@gmail.com>

profiles/package.use.mask

@@ -1,2 +1,15 @@
 #broken but being fixed as of Jan. 2019
-trinity-base/tdelibs cryptsetup
+trinity-base/tdelibs cryptsetup
+
+# app-accessibility/festival was removed from upstream portage see[1].
+# You may safely unmask the USE if you can provide festival binary yourself.
+#
+# [1]: https://bugs.gentoo.org/612980
+trinity-base/kttsd festival
+
+# hadifix is a wierd german tts which utilizes app-accessibility/mbrola and
+# utility called 'txt2pho'[1]. If you somewhy wish to use exactly that engine
+# you are welcom to get the utility yourself and unmask the USE flag.
+#
+# [1]: https://github.com/GHPS/txt2pho
+trinity-base/kttsd hadifix