Merge pull request #98 from jbatte47/dev

Releasing 3.9.4
Issue #96 - code complete

* Added new DelegateInterceptor
* Changed LoggingInterceptor to inherit from DelegateInterceptor
* Updated test assertions to expect only one trace call for trapped error
  execution paths
* Updated ReSharper settings for "implicit scope closure"
Merge pull request #99 from jbatte47/feature/issue-96

Issue #96 - code complete
version bump
Merge branch 'release/3.10-beta.1' into dev