func GetFilter(name string) filter.Filter {
	if filters[name] == nil {
		panic("filter for " + name + " is not existing, make sure you have imported the package.")
	}
	return filters[name]()
}
// GetFilter finds the filter extension with @name
GetFilter finds the filter extension with @name
// GetFilter finds the filter extension with @name
func GetFilter(name string) filter.Filter {
	if filters[name] == nil {
		panic("filter for " + name + " is not existing, make sure you have imported the package.")
	}
	return filters[name]()
}
func GetFilter ( name string ) filter . Filter { if filters [ name ] == nil { panic ( " " + name + " " ) } return filters [ name ] ( ) }
GetFilter finds the filter extension with @name
GetFilter finds the filter extension with @name