at_phonebook: Add Phonebook skeleton
-rw-r--r-- 0 AUTHORS
-rw-r--r-- 1391 CMakeLists.txt
-rw-r--r-- 11424 LICENSE
drwxr-xr-x - debian
drwxr-xr-x - include
drwxr-xr-x - packaging
drwxr-xr-x - src
-rw-r--r-- 268 tel-plugin-at_standard.manifest