list pecl modules and info

You might have to:
`ln -s /usr/local/apache2/bin/apxs /usr/local/bin/apxs`

Then:
`/usr/local/apache2/php/bin/pecl list`
`/usr/local/apache2/php/bin/pecl install apc`
`vi /usr/local/apache2/php/conf/php.ini`
- add 'extension=apc.so'
`/usr/local/apache2/bin/apachectl_admin restart`