Update development getting started instructions
Update development getting started instructions

AndyGerlicher/msbuild,cdmihai/msbuild,sean-gilliam/msbuild,Microsoft/msbuild,Microsoft/msbuild,chipitsine/msbuild,cdmihai/msbuild,AndyGerlicher/msbuild,mono/msbuild,rainersigwald/msbuild,cdmihai/msbuild,rainersigwald/msbuild,rainersigwald/msbuild,mono/msbuild,AndyGerlicher/msbuild,sean-gilliam/msbuild,sean-gilliam/msbuild,sean-gilliam/msbuild,chipitsine/msbuild,AndyGerlicher/msbuild,rainersigwald/msbuild,jeffkl/msbuild,chipitsine/msbuild,jeffkl/msbuild,Microsoft/msbuild,Microsoft/msbuild,mono/msbuild,jeffkl/msbuild,jeffkl/msbuild,cdmihai/msbuild,chipitsine/msbuild,mono/msbuild