dataset in GetDataFileDate now gets disposed. No longer causes the original .dat file remail locked for an extended period of time.
dataset in GetDataFileDate now gets disposed. No longer causes the original .dat file remail locked for an extended period of time.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS06]$/51degrees;C76105

axle-h/.NET-Device-Detection