* [Rust] Enum Query Parameter Serialization Fixes
Adds tests to ensure this won't regress again. Also fixes some other compile errors with Box<> and file uploads.
* Remove duplicate query param integration tests from petstore samples
* re-gen samples
* fix enum boxing tests
* stream files
* samples
* doc generator fix & snapshot
* doc generation fixes, update samples
* another attempt to fix the doc generator
* improve doc generation - don't try link to internal models, and fixing links missing in some scenarios
the rust doc generator will be the death of me
* also fix hyper
* applying same fix to hyper
* snapshot fixes
