Add required args to PHP function list

Add a new route and view for a list of PHP functions and their args, using PHP Reflections class.

Signed-off-by: Mike Wink <iam.mikewink@gmail.com>
Add a new list with function arguments

Still a simple list of all php internal functions, now with their parameters attached.

Signed-off-by: Mike Wink <iam.mikewink@gmail.com>
Merge branch 'master' into feature/php-function-args
Merge branch 'feature/php-function-args' into develop