Basta atualizar as dependências com npm
:
sudo npm update -g
e será lançado:
phonegap
Usage: phonegap [options] [commands]
Description:
PhoneGap command-line tool.
Commands:
help [command] output usage information
create <path> create a phonegap project
build <platforms> build the project for a specific platform
install <platforms> install the project on for a specific platform
run <platforms> build and install the project for a specific platform
platform [command] update a platform version
plugin [command] add, remove, and list plugins
template [command] list available app templates
...