tweaks in php and mariadb config for new phab version

roles/mariadb_server/files/my.cnf.qa-stg01.qa.fedoraproject.org

@@ -30,7 +30,7 @@ port		= 3306
 socket		= /var/lib/mysql/mysql.sock
 skip-external-locking
 key_buffer_size = 16M
-max_allowed_packet = 1M
+max_allowed_packet = 33554432
 table_open_cache = 64
 sort_buffer_size = 512K
 net_buffer_length = 8K
@@ -44,6 +44,9 @@ log-error=/var/log/mariadb/mariadb.log
 # setting STRICT_ALL_TABLES for phabricator
 sql_mode=STRICT_ALL_TABLES
 
+# decreasing the minimum word length
+ft_min_word_len = 3
+
 # Point the following paths to different dedicated disks
 #tmpdir		= /tmp/
 

roles/phabricator/files/php.ini

@@ -775,7 +775,7 @@ default_mimetype = "text/html"
 ; Always populate the $HTTP_RAW_POST_DATA variable. PHP's default behavior is
 ; to disable this feature.
 ; http://www.php.net/manual/en/ini.core.php#ini.always-populate-raw-post-data
-;always_populate_raw_post_data = On
+always_populate_raw_post_data = "-1"
 
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