Fix more galera test configurations

Some tests used galera options that aren't in 2.0 which caused the tests
to fail.

Also added an upper limit to some tests to reduce excessive execution
times.

maxscale-system-test/binlog_change_master.cpp

@@ -25,6 +25,7 @@ TestConnections * Test ;
 int exit_flag;
 int master = 0;
 int i_trans = 0;
+const int trans_max = 100;
 int failed_transaction_num = 0;
 
 /** The amount of rows each transaction inserts */
@@ -294,7 +295,7 @@ void *transaction_thread( void *ptr )
     Test->add_result(mysql_errno(conn), "Error connecting to Binlog router, error: %s\n", mysql_error(conn));
     create_t1(conn);
 
-    while ((exit_flag == 0))
+    while ((exit_flag == 0) && i_trans < trans_max)
     {
         Test->tprintf("Transaction %d\n", i_trans);
         trans_result = transaction(conn, i_trans);

maxscale-system-test/cnf/maxscale.cnf.template.java_prep_stmt

@@ -10,7 +10,7 @@ servers= server1, server2,server3  ,server4
 user=maxskysql
 passwd= skysql
 monitor_interval=1000
-root_node_as_master=false
+#root_node_as_master=false
 
 [RW Split Router]
 type=service

maxscale-system-test/cnf/maxscale.cnf.template.mxs118

@@ -16,7 +16,7 @@ module=galeramon
 servers= server1, server2,server3  ,server4
 user=maxskysql
 passwd= skysql
-root_node_as_master=false
+#root_node_as_master=false
 
 [RW Split Router]
 type=service

maxscale-system-test/cnf/maxscale.cnf.template.mxs361

@@ -86,7 +86,7 @@ servers=gserver1,gserver2,gserver3,gserver4
 user=maxskysql
 passwd=skysql
 monitor_interval=100
-root_node_as_master=false
+#root_node_as_master=false
 
 [server1]
 type=server

maxscale-system-test/cnf/maxscale.cnf.template.pers_01

@@ -86,7 +86,7 @@ servers=gserver1,gserver2,gserver3,gserver4
 user=maxskysql
 passwd=skysql
 monitor_interval=100
-root_node_as_master=false
+#root_node_as_master=false
 
 [server1]
 type=server