Fixing packages names

So they work with EPEL repository
Graphite local settings as template

So we can customize it withe ease.
Adding an option to use the EPEL package names
Fixing the if statement for the use_epel variable
Changing the name of the rpms
Adding the default EPEL local_settings.py
Adding the default database config
updated names of Debian packages
Merge remote-tracking branch 'CollabNet/master'
Merge remote-tracking branch 'deric/master'