updating readme.md file with the required setup configuration
Removed unnecessary check in EnsureNuGetPackageBuildImports target that causes build to fail when no private url is specified
Merge pull request #847 from stankovski/master

Removed unnecessary check in EnsureNuGetPackageBuildImports target that causes build to fail when no private url is specified
private-feed-url not required
Merge pull request #848 from matt-gibbs/master

private-feed-url not required
Merge branch 'master' of github.com:Azure/azure-sdk-for-net
Adding VS 2013 build steps
Fixing Note section
Merge pull request #846 from hovsepm/master

updating readme.md file with the required setup configuration