Resolves #U4-184 Upgrade package when installing a newer version.
Multiple package versions can be installed, only the latest version is listed under "Installed Packages".
When the installed package is viewed, a list of previously installed versions (of that package) are listed.
Add missing files
Update README.md
Sitemap provider be gone! Issue #U4-1950
Merge pull request #3 from Jayshoe/patch-1

Sitemap provider be gone! Issue #U4-1950
updated ignore

Signed-off-by: Shannon <sdeminick@gmail.com>
manually applies patch for drag/drop fix in media for vdir
Merge branch '6.0.7' into 6.1.2

Conflicts:
	.gitignore
	src/Umbraco.Web/umbraco.presentation/umbraco/Trees/loadPackages.cs
updated ignore file with correct case sensitivity
Merge branch '6.0.7' into 6.1.2