pgsql: Update snowball

Update snowball

Update to snowball tag v2.1.0. Major changes are new stemmers for
Armenian, Serbian, and Yiddish.

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/678d0e239b67174f349a401ea7dcecabb3c5b137

Modified Files
--------------
doc/src/sgml/textsearch.sgml | 3 +
src/backend/snowball/Makefile | 10 +-
src/backend/snowball/README | 7 +-
src/backend/snowball/dict_snowball.c | 6 +
src/backend/snowball/libstemmer/api.c | 9 +-
.../snowball/libstemmer/stem_ISO_8859_1_basque.c | 1016 ++-
.../snowball/libstemmer/stem_ISO_8859_1_catalan.c | 1281 ++--
.../snowball/libstemmer/stem_ISO_8859_1_danish.c | 238 +-
.../snowball/libstemmer/stem_ISO_8859_1_dutch.c | 387 +-
.../snowball/libstemmer/stem_ISO_8859_1_english.c | 672 +-
.../snowball/libstemmer/stem_ISO_8859_1_finnish.c | 528 +-
.../snowball/libstemmer/stem_ISO_8859_1_french.c | 847 ++-
.../snowball/libstemmer/stem_ISO_8859_1_german.c | 323 +-
.../libstemmer/stem_ISO_8859_1_indonesian.c | 283 +-
.../snowball/libstemmer/stem_ISO_8859_1_irish.c | 312 +-
.../snowball/libstemmer/stem_ISO_8859_1_italian.c | 765 ++-
.../libstemmer/stem_ISO_8859_1_norwegian.c | 202 +-
.../snowball/libstemmer/stem_ISO_8859_1_porter.c | 452 +-
.../libstemmer/stem_ISO_8859_1_portuguese.c | 720 ++-
.../snowball/libstemmer/stem_ISO_8859_1_spanish.c | 769 ++-
.../snowball/libstemmer/stem_ISO_8859_1_swedish.c | 212 +-
.../libstemmer/stem_ISO_8859_2_hungarian.c | 630 +-
.../snowball/libstemmer/stem_ISO_8859_2_romanian.c | 739 ++-
.../snowball/libstemmer/stem_KOI8_R_russian.c | 497 +-
.../snowball/libstemmer/stem_UTF_8_arabic.c | 1083 ++--
.../snowball/libstemmer/stem_UTF_8_armenian.c | 559 ++
.../snowball/libstemmer/stem_UTF_8_basque.c | 1018 ++-
.../snowball/libstemmer/stem_UTF_8_catalan.c | 1283 ++--
.../snowball/libstemmer/stem_UTF_8_danish.c | 236 +-
src/backend/snowball/libstemmer/stem_UTF_8_dutch.c | 397 +-
.../snowball/libstemmer/stem_UTF_8_english.c | 672 +-
.../snowball/libstemmer/stem_UTF_8_finnish.c | 532 +-
.../snowball/libstemmer/stem_UTF_8_french.c | 857 ++-
.../snowball/libstemmer/stem_UTF_8_german.c | 321 +-
src/backend/snowball/libstemmer/stem_UTF_8_greek.c | 3023 +++++----
src/backend/snowball/libstemmer/stem_UTF_8_hindi.c | 294 +-
.../snowball/libstemmer/stem_UTF_8_hungarian.c | 630 +-
.../snowball/libstemmer/stem_UTF_8_indonesian.c | 283 +-
src/backend/snowball/libstemmer/stem_UTF_8_irish.c | 312 +-
.../snowball/libstemmer/stem_UTF_8_italian.c | 773 ++-
.../snowball/libstemmer/stem_UTF_8_lithuanian.c | 697 ++-
.../snowball/libstemmer/stem_UTF_8_nepali.c | 323 +-
.../snowball/libstemmer/stem_UTF_8_norwegian.c | 200 +-
.../snowball/libstemmer/stem_UTF_8_porter.c | 458 +-
.../snowball/libstemmer/stem_UTF_8_portuguese.c | 726 ++-
.../snowball/libstemmer/stem_UTF_8_romanian.c | 745 ++-
.../snowball/libstemmer/stem_UTF_8_russian.c | 499 +-
.../snowball/libstemmer/stem_UTF_8_serbian.c | 6543 ++++++++++++++++++++
.../snowball/libstemmer/stem_UTF_8_spanish.c | 773 ++-
.../snowball/libstemmer/stem_UTF_8_swedish.c | 210 +-
src/backend/snowball/libstemmer/stem_UTF_8_tamil.c | 1260 ++--
.../snowball/libstemmer/stem_UTF_8_turkish.c | 1227 ++--
.../snowball/libstemmer/stem_UTF_8_yiddish.c | 1368 ++++
src/backend/snowball/libstemmer/utilities.c | 68 +-
src/bin/initdb/initdb.c | 6 +
src/include/catalog/catversion.h | 2 +-
src/include/snowball/libstemmer/api.h | 3 +-
src/include/snowball/libstemmer/header.h | 4 +-
.../snowball/libstemmer/stem_ISO_8859_1_basque.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_catalan.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_danish.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_dutch.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_english.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_finnish.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_french.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_german.h | 2 +-
.../libstemmer/stem_ISO_8859_1_indonesian.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_irish.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_italian.h | 2 +-
.../libstemmer/stem_ISO_8859_1_norwegian.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_porter.h | 2 +-
.../libstemmer/stem_ISO_8859_1_portuguese.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_spanish.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_1_swedish.h | 2 +-
.../libstemmer/stem_ISO_8859_2_hungarian.h | 2 +-
.../snowball/libstemmer/stem_ISO_8859_2_romanian.h | 2 +-
.../snowball/libstemmer/stem_KOI8_R_russian.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_arabic.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_armenian.h | 15 +
.../snowball/libstemmer/stem_UTF_8_basque.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_catalan.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_danish.h | 2 +-
src/include/snowball/libstemmer/stem_UTF_8_dutch.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_english.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_finnish.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_french.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_german.h | 2 +-
src/include/snowball/libstemmer/stem_UTF_8_greek.h | 2 +-
src/include/snowball/libstemmer/stem_UTF_8_hindi.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_hungarian.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_indonesian.h | 2 +-
src/include/snowball/libstemmer/stem_UTF_8_irish.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_italian.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_lithuanian.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_nepali.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_norwegian.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_porter.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_portuguese.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_romanian.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_russian.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_serbian.h | 15 +
.../snowball/libstemmer/stem_UTF_8_spanish.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_swedish.h | 2 +-
src/include/snowball/libstemmer/stem_UTF_8_tamil.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_turkish.h | 2 +-
.../snowball/libstemmer/stem_UTF_8_yiddish.h | 15 +
106 files changed, 23449 insertions(+), 14979 deletions(-)