refactor(default_packer): fixes indentation
feat(default_packer): adds support for explicitly setting links and metadata properties to extract.

Also improves property masking so links dont get feed with metadata in certain situations.

Closes #153
feat(find_many): adds posibility to include additional parameters in populate request
feat(preload): adds support for query parameters.

Closes #152
feat(docs): improves mixin related docs
1.1.2