add base php asterisk ari class
adds pest as a submodule, which we will be using for the requests
follow naming convention set out by digium with other ports
first draft of templates which will generate the lib for php
config.json for php libraries
moved the lib to the lib folder. Channel, recording, and asterisk_rest_api are not complete. Main reason we decided to still go ahead with this part, is to diff the generated files against what we have