Add to source control from Visual Studio
these changes requires nuget upgrade to WebApi.Core and WebApi.Client v5.2.0
-updated routeversionedcontrollerselector to check for SubRoutes () and get controller name and version number from there if present.
-added attributehello controller to test.
-modified global.asax to call MapHttpAttributeRoutes() and EnsureInitialized().
-updated WebApi nugets to v5.2.0
-i dont think WebApi.HelpPage was required to be updated
updated newstonsoft.json nuget.
add downloaded nuget packages.
Merge pull request #36 from diegohb/main-gh_issue-25

Issue 25 - Support attribute routing in WebAPI v2