v0.6.5

Feature: Custom Hunting (#489)

* added partial and partial-names flag. mechanism for whitelisting hunter subscrption for custom hunts

* changed name from partial to custom

* ran black to format

* flake8 formatting

* added documentation in readme for Custom hunting and made Advanced Usage a higher level topic

* added Collector, StartedInfo and SendFullReport to the core_hunters

* changed old name class-names to raw-hunter-names

* fixed bug in import loop