Changed Rock.Version csproj build/versioning process dependent on invoking with BuildServer=true parameter and add msbuild community tasks to project (best practice) as per Sayed Ibrahim Hashimi at http://stackoverflow.com/questions/2695758/use-msbuild-community-tasks-without-installing
Workaround for msbuild 4.0 bug as documented here http://connect.microsoft.com/VisualStudio/feedback/details/532677/msbuild-4-0-usingtask-cannot-have-a-path-with-parentheses
Add fixes from ds-cybersource for Add Transaction, add migration for renaming Gateway component ReferenceID, remove old Rock version class
Merge branch 'origin/develop'