Installing a package via the PackageManager now returns
a package info containing a subset of metadata properties.
--HG--
branch : dev
rename : src/Orchard/Packaging/IPackageSourceManager.cs => src/Orchard/Packaging/IPackagingSourceManager.cs
rename : src/Orchard/Packaging/PackageEntry.cs => src/Orchard/Packaging/PackagingEntry.cs
rename : src/Orchard/Packaging/PackageSource.cs => src/Orchard/Packaging/PackagingSource.cs
rename : src/Orchard/Packaging/PackageSourceManager.cs => src/Orchard/Packaging/PackagingSourceManager.cs