This updated plugin autodetects WebSphere MQ that is installed in a non standard directory.
It also fixes some issues so the plugin will work in both 32 and 64 bit platforms.
You can download it from the VMware solutions exchange free of charge.
https://solutionexchange.vmware.com/store/products/websphere-mq-monitoring-plugin-hyperic
If you have a plugin of your own you would like to share send me a message and will help you contribute.