* remove cache, cache setup is not easy, todays servers do not really
* need it anymore
* add prototypes and fix parameter issues
* suppress redefinition
By default the configuration cached by the mod_perl2 instance.
You can disable cache by setting cache/config=0.
You should disable cache only if you have multiple calcms instances
running on the same mod_perl2 server with different configuration.
The Location of the configuration will be determined by config module
now.