Remove ;
Http Improvements (closes #296)

* Add stronger typing to Http parameters. (from http.fs project)
* Respect character set header in Http responses. (from http.fs project)
* Allow to don't throw on Http error. (from http.fs project)
* Allow to customize the http request by passing a function.
Check for repeated headers
More http improvements

* Rename some things in Http to avoid name conflicts in DU cases between request/response
* Add more headers
* Port integration tests from http.fs
More http improvements

* Rename some things in Http to avoid name conflicts in DU cases between request/response
* Add more headers
* Port integration tests from http.fs
* Allow to override the response encoding
* Added RequestStream and AsyncRequestStream methods to Http to allow accessing the response stream directly (closes #210)
Merge pull request #477 from ovatsus/HttpImprovements

Http Improvements (closes #296)