Added support for NuGet package restore

Change-Id: I30a70ad26305d744dba9d5c8052ab428c11b967b
Added nugetRestore task to readme

 - fixed tabulation

Change-Id: I3b22f7837397132ba594a1690b16aa4263f50da9
Merge pull request #2 from emanuelvarga/master

Added support for NuGet package restore