Changed linkmeter to luci in the config. Now able to see luci-app-dns but can't load because of the following:
Collected errors:
* satisfy_dependencies_for: Cannot satisfy the following dependencies for luci-app-ddns:
* ddns-scripts *
* opkg_install_cmd: Cannot install package luci-app-ddns.
Collected errors:
* satisfy_dependencies_for: Cannot satisfy the following dependencies for luci-app-ddns:
* ddns-scripts *
* opkg_install_cmd: Cannot install package luci-app-ddns.