Add MariaDB patch

bacula-9.0.1-mariadb-reconnect.patch

@@ -0,0 +1,20 @@
+diff -Naur bacula-9.0.1.old/src/cats/mysql.c bacula-9.0.1/src/cats/mysql.c
+--- bacula-9.0.1.old/src/cats/mysql.c	2017-07-20 16:36:43.811177322 +0200
++++ bacula-9.0.1/src/cats/mysql.c	2017-07-20 16:37:19.029850574 +0200
+@@ -198,6 +198,7 @@
+    BDB_MYSQL *mdb = this; 
+    bool retval = false; 
+    int errstat; 
++   my_bool reconnect= 1;
+  
+    P(mutex); 
+    if (mdb->m_connected) { 
+@@ -258,7 +259,7 @@
+       bmicrosleep(5,0); 
+    } 
+  
+-   mdb->m_instance.reconnect = 1;             /* so connection does not timeout */ 
++   mysql_options(&mdb->m_instance, MYSQL_OPT_RECONNECT, &reconnect);    /* so connection does not timeout */ 
+    Dmsg0(50, "mysql_real_connect done\n"); 
+    Dmsg3(50, "db_user=%s db_name=%s db_password=%s\n", mdb->m_db_user, mdb->m_db_name, 
+         (mdb->m_db_password == NULL) ? "(NULL)" : mdb->m_db_password);