Fix NuGet package version requirements

Update ChangeLog

Update NuGet package specifications

Update binaries

Merge branch 'master' of https://github.com/Excel-DNA/ExcelDna.git

Merge branch 'master' of https://github.com/Excel-DNA/ExcelDna.git

* NuGet package spec updates


git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS09]$/ExcelDna;C80987