Fix references.
Remove OwinRailway in preparation for upcoming Pipeline
Create new Dyfrig.Net.Http project.
Move System.Net.Http adapter to Dyfrig.Net.Http library.
Add repro test case.
Update doc generator tools
Update RELEASE_NOTES.md
Fix build versioning.
Use F# 3.1
Use MSBuild extensions to toggle FSharp.Core version
Merge pull request #24 from panesofglass/split

Split System.Net.Http adapter into its own project