throw exception when connection to switchboard cannot be established
-rw-r--r-- 6 .gitignore
-rw-r--r-- 749 README.rst
-rwxr-xr-x 429 callnotifier.php
drwxr-xr-x - docs
drwxr-xr-x - scripts
drwxr-xr-x - src
drwxr-xr-x - tests