* Updates to Yealink codec provisioning
Changed codecs to use variables set in default settings.
* Added basic provisioning for swissvoice cp2502 and cp2505g
Codec handling set in default settings.
Need to still work on directory and funtion keys.
* Update app_config.php
* Create app_config.php
Add new variables for Aastra phones to default settings
* Rename app/app_config.php to app/aastra/app_config.php
* Delete app_config.php
* Create app_config.php
Create new variables for Aastra phones.
* Update app_config.php
Moved Aastra variables to app/aastra/app_config.php
* Update {$mac}.cfg