Rust clients code format cleanup (with some breaking changes for model structures):
* Application of Rust style in client files (4 spaces padding). Remove useless blank lines.
* Replace getters/setters in models by public fields.
* Add a trailing comma in struct fields.
* Sample Rust clients regeneration.
* Resolves#525 for Rust client generator with reqwest library.
* Use Reqwest "query" method to generate query URL.
* urlencode URL string parameters.
* Generate rust-reqwest client, and verify it compiles and work as intended.
* Map file params (to "&std::path::Path") and support multipart operations (with file params) in Reqwest library.
* Cleanup: template compression to remove unecessary blank lines in generated code.
* Revert "Disable rust-reqwest petstore test"
This reverts commit 9e1cce2e7b2fefa742c4992215c59998fb9fb311.
* Revert "Fix various CI issues (#1722)"
This reverts commit 77270a01183b3fb353113a709079213c87d00787.
* Revert "[Rust] Support formParams and fix list-params. (#1678)"
This reverts commit 4a494b45d306480d2bda671159ad02b35ebdf8d3.
* [Rust] Support formParams and fix list-params.
Form params were previously unsupported, and list-params would produce code that didn't compile.
* update rust samples
* Port of PR https://github.com/swagger-api/swagger-codegen/pull/8804.
* Correction of conflict with PR #528 (missing template file).
* Add rust-reqwest samples to Circle CI tests.
* Add integration test pom.xml file with launcher to trigger cargo execution.
* Deduplicate Maven project name.
* Fix "api_key" header for Petstore.
* Better API key management.
* Fix query param for lists of objects other than strings (numbers, etc.).
* Update to reqwest 0.9, and refactor of header management (using reqwest transition feature).
* Merge scripts generating rust-hyper and rust-reqwest samples.
* Consistent full stops.
* Use raw variables in all Rust mustache templates.
* Replace production build in CI with a quick simple check.
* Update samples.
* Finish Reqwest 0.9 migration (removing "hyper 0.11" transition feature).
* Configuration implements Default trait.
* API template reorganized: HashMap is not required anymore.
* Revert "Merge scripts generating rust-hyper and rust-reqwest samples."
This reverts commit 970f996566a740045f2a986fd70fc70f11952925.
* Remove deprecated "-XX:MaxPermSize" java arg.
