Registers the default set of commands into the command registry. This is automatically called by the default viewer
bundle. If creating your own viewer bundle, be sure to call this function in your entry point, or individually register
the commands you want to make available in your custom viewer bundle
Registers the default set of commands into the command registry. This is automatically called by the default viewer bundle. If creating your own viewer bundle, be sure to call this function in your entry point, or individually register the commands you want to make available in your custom viewer bundle