Added link to up for grabs issues, small formatting changes, cruft re…

…moval

Merge pull request dotnet#1446 from rainersigwald/ignore-implicit-on-…

…remove

Ignore implicit on remove

The Full Framework MSBuild inserted into Visual Studio 2017 RC.

The .NET Core MSBuild delivered with dotnet CLI 1.0.0-preview3-004056.

Only record extra Evaluator data when needed (dotnet#1060)

This saves memory

Make MS.Build InternalsVisibleTo MS.Build.Conversion.Core

Previous versions have shipped with InternalsVisibleTo set for the
Conversion.Core assembly. OSS version has never had that set which
causes some issues. For example, crashes trying to use the
ErrorUtilities VerifyThrow functionality which is all internal.

This tag corresponds to the version of MSBuild packaged with Visual S…

…tudio 2015 Update 3. The actual sources for that release are an internal repo at a state that corresponds to this commit.

This tag corresponds to the version of MSBuild packaged with Visual S…

…tudio 2015 Update 3 RC. The actual sources for that release are an internal repo at a state that corresponds to this commit.

Merge pull request dotnet#538 from radical/revert-osname

$(OS) should return only two values - `Windows_NT` and `Unix` .

This tag corresponds to the version of MSBuild packaged with Visual S…

…tudio 2015 Update 2. The actual sources for that release are an internal repo at a state that corresponds to this commit.