found a nice theme but will not install, anyone had any luck with themes from git
#### Executing package manager
Unknown package 'src-git luci-theme-neobird https://github.com/thinktip/luci-theme-neobird.git'.
##### Errors
Collected errors: * opkg_install_cmd: Cannot install package src-git luci-theme-neobird https://github.com/thinktip/luci-theme-neobird.git.
The *opkg install* command failed with code `255`.
all three ping things in Network Utilities give a response
ping, tracelook ns lookup