Most use-cases will need to use some JS API that we're not bridging, so
it's better to keep our bindings simple.
It has also become clear that our CLI tools should be split out so Frida-based
tools don't have to depend on colorama, prompt_toolkit, and pygments.
Introduces the `-c`/`--codeshare` argument that takes in a project
URI/slug (ex. `fitblip/hello-world`), pulls down the source code from
codeshare.frida.re, checks the signature and either prompts the user to
accept it and run or reject it.