Nuget 1.5 released

Nuget 1.5 released! Highlights include: Project Templates with Preinstalled NuGet Packages; Explicit Assembly References; Added ability to exclude files in the NuSpec; Removing packages using the dialog prompts to remove dependencies; Support for Proxies that require authentication; Support for Repositories that require authentication; Performance improvements to the NuGet.org repository; Solution dialog project filtering; Package Release Notes;