gettext

46617426 - xgettext tests: Rename xgettext-c-16 to xgettext-c-comment-3.

xgettext tests: Rename xgettext-c-16 to xgettext-c-comment-3. * gettext-tools/tests/xgettext-c-comment-3: Renamed from gettext-tools/tests/xgettext-c-16. * Makefile.am (TESTS): Update.