Issue 1019 - Deeplink to NuGet Package Explorer

https://github.com/NuGet/NuGetGallery/issues/1019
Added index timestamp
Fixed #2016 by validating that the NuSpec exists in the root of the package
Added version to commit metadata
Grabbed ToJavaScriptUTC from anurse/2033-indextimestamp branch
Fix #2008 by rendering the date in a more universal format
Code Review Feedback
Did that CSS-s-s-s-s-s up right.
Done that timeago o o o o up right?
Merge pull request #2068 from NuGet/anurse/2016-nuspecvalidationistooloose

Fixed #2016 by validating that the NuSpec exists in the root of the package
Some minor layout tweaks and IE-only-ficiation
Word wrap shmord shrap
Appease FxCop
Merge branch 'anurse/2033-indextimestamp'

Conflicts:
	src/NuGetGallery/Views/Shared/ListPackages.cshtml
Merge pull request #2073 from NuGet/anurse/1019-npedeeplink

Fix #1019 by adding NPE Deep Link
Merge branch 'anurse/2008-commitmetadata'

Conflicts:
	src/NuGetGallery/ExtensionMethods.cs
Fix #2070 by fixing up more T4MVC cruft :(
Fixed the JavaScript date format for good? I hope?
Merge pull request #2077 from NuGet/anurse/2008-commitmetadata

Fixed the JavaScript date format for good? I hope?
Fix #2008 for realz this time please!