MyRocks: Add files lost during the merge

Include files that upstream has in mysql-test/include and so they were
not picked up by the merge process

Author: spetrunia

storage/rocksdb/mysql-test/rocksdb/include/restart_mysqld_with_invalid_option.inc

@@ -0,0 +1,8 @@
+--source include/shutdown_mysqld.inc
+
+# Expect the server to fail to come up with these options
+--error 1
+--exec $MYSQLD_CMD --plugin_load=$HA_ROCKSDB_SO $_mysqld_option 
+
+# Restart the server with the default options
+--source include/start_mysqld.inc

storage/rocksdb/mysql-test/rocksdb/include/start_mysqld_with_option.inc

@@ -0,0 +1,14 @@
+# Include this script only after using shutdown_mysqld.inc
+# where $_expect_file_name was initialized.
+# Write file to make mysql-test-run.pl start up the server again
+--exec echo "restart:$_mysqld_option" > $_expect_file_name
+
+# Turn on reconnect
+--enable_reconnect
+
+# Call script that will poll the server waiting for it to be back online again
+--source include/wait_until_connected_again.inc
+
+# Turn off reconnect again
+--disable_reconnect
+