made it easier to generate beta packages of Hyperion locally (#103)

build.fsx

@@ -16,7 +16,7 @@ let configuration = "Release"
 // Read release notes and version
 let solutionFile = FindFirstMatchingFile "*.sln" __SOURCE_DIRECTORY__  // dynamically look up the solution
 let buildNumber = environVarOrDefault "BUILD_NUMBER" "0"
-let preReleaseVersionSuffix = (if (not (buildNumber = "0")) then (buildNumber) else "") + "-beta"
+let preReleaseVersionSuffix = "beta" + (if (not (buildNumber = "0")) then (buildNumber) else DateTime.UtcNow.Ticks.ToString()) 
 let versionSuffix = 
     match (getBuildParam "nugetprerelease") with
     | "dev" -> preReleaseVersionSuffix