Supress flow of execution context when invoking the handler of a host.

We don't was stuff copied across when that happens.

Add overload for taking a host and port without having to construct a…

…n origin. Add a better error message if the host cannot be found.

Merge pull request #4 from ProxyKit/netstandard

Target netstandard2.0 for broader compatibility.

Merge pull request #4 from ProxyKit/netstandard

Target netstandard2.0 for broader compatibility.

updates routing handler to be case insensitive (#3)

updates routing handler to be case insensitive

updates routing handler to be case insensitive (#3)

updates routing handler to be case insensitive