Merge pull request #259 from sozler/dev

Windows Azure Storage Client Library 2.1.0.2
Merge pull request #261 from sozler/dev

Update changelog
Windows Azure Storage Client Library 2.1.0.3
Merge pull request #263 from veena-udayabhanu/dev

Windows Azure Storage Client Library 2.1.0.3
Update Table Nuspec
Merge pull request #264 from veena-udayabhanu/dev

Update Table Nuspec