Fixing WP8 sample references after the update of Json.Net
BetterPath - updating path to MSBuild to use v12 required to build Windows Store projects.
Merge branch 'release' into dev
Updating nuspec for Stackexchange
Remove new usages of async/await on the server

- This change is meant to help avoid potential deadlocks caused by
   attaching to the PreSendRequestHeader event
Avoid delegate allocations introduced by removing async/await