Translation updates

src/backend/nls.mk

 # src/backend/nls.mk
 CATALOG_NAME     = postgres
-AVAIL_LANGUAGES  = de es fr ja pt_BR tr zh_CN zh_TW
+AVAIL_LANGUAGES  = de es fr it ja pl pt_BR ru tr zh_CN zh_TW
 GETTEXT_FILES    = + gettext-files
 GETTEXT_TRIGGERS = $(BACKEND_COMMON_GETTEXT_TRIGGERS) \
     GUC_check_errmsg GUC_check_errdetail GUC_check_errhint \

src/backend/po/zh_TW.po

@@ -16909,7 +16909,6 @@ msgstr "interval 欄位值超出範圍: \"%s\""
 msgid "time zone displacement out of range: \"%s\""
 msgstr "時區位移超出範圍:\"%s\""
 
-#  translator: first %s is inet or cidr
 #  translator: first %s is inet or cidr
 # utils/adt/datetime.c:3342 utils/adt/network.c:93
 #. translator: first %s is inet or cidr

src/bin/initdb/nls.mk

 # src/bin/initdb/nls.mk
 CATALOG_NAME     = initdb
-AVAIL_LANGUAGES  = cs de es fr it ja ko pt_BR ro ru sv ta tr zh_CN zh_TW
+AVAIL_LANGUAGES  = cs de es fr it ja ko pl pt_BR ro ru sv ta tr zh_CN zh_TW
 GETTEXT_FILES    = findtimezone.c initdb.c ../../common/fe_memutils.c ../../port/dirmod.c ../../port/exec.c ../../port/wait_error.c
 GETTEXT_TRIGGERS = simple_prompt

src/bin/pg_basebackup/nls.mk

 # src/bin/pg_basebackup/nls.mk
 CATALOG_NAME     = pg_basebackup
-AVAIL_LANGUAGES  = de es fr ja
+AVAIL_LANGUAGES  = cs de es fr it ja pl pt_BR ru zh_CN
 GETTEXT_FILES    = pg_basebackup.c pg_receivexlog.c receivelog.c streamutil.c ../../common/fe_memutils.c

src/bin/pg_config/nls.mk

 # src/bin/pg_config/nls.mk
 CATALOG_NAME     = pg_config
-AVAIL_LANGUAGES  = de es fr it ja ko nb pt_BR ro ru sv ta tr zh_CN zh_TW
+AVAIL_LANGUAGES  = cs de es fr it ja ko nb pl pt_BR ro ru sv ta tr zh_CN zh_TW
 GETTEXT_FILES    = pg_config.c ../../port/exec.c

src/bin/pg_controldata/nls.mk

 # src/bin/pg_controldata/nls.mk
 CATALOG_NAME     = pg_controldata
-AVAIL_LANGUAGES  = de es fr it ja ko pt_BR ro ru sv ta tr zh_CN zh_TW
+AVAIL_LANGUAGES  = cs de es fr it ja ko pl pt_BR ro ru sv ta tr zh_CN zh_TW
 GETTEXT_FILES    = pg_controldata.c

src/bin/pg_ctl/nls.mk

 # src/bin/pg_ctl/nls.mk
 CATALOG_NAME     = pg_ctl
-AVAIL_LANGUAGES  = de es fr it ja ko pt_BR ru sv ta tr zh_CN zh_TW
+AVAIL_LANGUAGES  = cs de es fr it ja ko pl pt_BR ru sv ta tr zh_CN zh_TW
 GETTEXT_FILES    = pg_ctl.c ../../common/fe_memutils.c ../../port/exec.c ../../port/wait_error.c

src/bin/pg_dump/nls.mk

 # src/bin/pg_dump/nls.mk
 CATALOG_NAME     = pg_dump
-AVAIL_LANGUAGES  = de es fr it ja ko pt_BR sv tr zh_CN zh_TW
+AVAIL_LANGUAGES  = cs de es fr it ja ko pl pt_BR ru sv tr zh_CN zh_TW
 GETTEXT_FILES    = pg_backup_archiver.c pg_backup_db.c pg_backup_custom.c \
                    pg_backup_null.c pg_backup_tar.c \
                    pg_backup_directory.c dumputils.c compress_io.c \

src/bin/pg_resetxlog/nls.mk

 # src/bin/pg_resetxlog/nls.mk
 CATALOG_NAME     = pg_resetxlog
-AVAIL_LANGUAGES  = de es fr it ja ko pt_BR ro ru sv ta tr zh_CN zh_TW
+AVAIL_LANGUAGES  = cs de es fr it ja ko pl pt_BR ro ru sv ta tr zh_CN zh_TW
 GETTEXT_FILES    = pg_resetxlog.c

src/bin/psql/nls.mk

 # src/bin/psql/nls.mk
 CATALOG_NAME     = psql
-AVAIL_LANGUAGES  = cs de es fr ja pt_BR sv tr zh_CN zh_TW
+AVAIL_LANGUAGES  = cs de es fr it ja pl pt_BR ru sv tr zh_CN zh_TW
 GETTEXT_FILES    = command.c common.c copy.c help.c input.c large_obj.c \
                    mainloop.c print.c psqlscan.c startup.c describe.c sql_help.h sql_help.c \
                    tab-complete.c variables.c \