[NuGet.exe] Updated the SourcesCommand.cs to allow 0 arguments to be passed for the default List action.
[NuGet.exe] Updated the SourcesCommand.cs to allow 0 arguments to be passed for the default List action.

--HG--
branch : 1.4oob

jmezach/NuGet2,mrward/NuGet.V2,zskullz/nuget,chocolatey/nuget-chocolatey,dolkensp/node.net,ctaggart/nuget,chester89/nugetApi,indsoft/NuGet2,oliver-feng/nuget,GearedToWar/NuGet2,RichiCoder1/nuget-chocolatey,oliver-feng/nuget,rikoe/nuget,indsoft/NuGet2,atheken/nuget,xoofx/NuGet,chocolatey/nuget-chocolatey,alluran/node.net,alluran/node.net,oliver-feng/nuget,ctaggart/nuget,atheken/nuget,jmezach/NuGet2,pratikkagda/nuget,alluran/node.net,akrisiun/NuGet,antiufo/NuGet2,zskullz/nuget,RichiCoder1/nuget-chocolatey,mrward/NuGet.V2,jholovacs/NuGet,antiufo/NuGet2,RichiCoder1/nuget-chocolatey,zskullz/nuget,RichiCoder1/nuget-chocolatey,ctaggart/nuget,mrward/nuget,pratikkagda/nuget,jholovacs/NuGet,mrward/nuget,jmezach/NuGet2,chocolatey/nuget-chocolatey,xoofx/NuGet,chester89/nugetApi,anurse/NuGet,anurse/NuGet,mrward/NuGet.V2,indsoft/NuGet2,jholovacs/NuGet,antiufo/NuGet2,pratikkagda/nuget,chocolatey/nuget-chocolatey,xoofx/NuGet,kumavis/NuGet,chocolatey/nuget-chocolatey,OneGet/nuget,dolkensp/node.net,mono/nuget,GearedToWar/NuGet2,antiufo/NuGet2,mono/nuget,dolkensp/node.net,xoofx/NuGet,mrward/nuget,OneGet/nuget,alluran/node.net,rikoe/nuget,antiufo/NuGet2,antiufo/NuGet2,akrisiun/NuGet,GearedToWar/NuGet2,mono/nuget,xoofx/NuGet,mono/nuget,jholovacs/NuGet,ctaggart/nuget,jholovacs/NuGet,rikoe/nuget,xoofx/NuGet,kumavis/NuGet,pratikkagda/nuget,GearedToWar/NuGet2,themotleyfool/NuGet,indsoft/NuGet2,mrward/NuGet.V2,oliver-feng/nuget,indsoft/NuGet2,mrward/nuget,jmezach/NuGet2,themotleyfool/NuGet,themotleyfool/NuGet,xero-github/Nuget,jmezach/NuGet2,mrward/NuGet.V2,GearedToWar/NuGet2,RichiCoder1/nuget-chocolatey,pratikkagda/nuget,indsoft/NuGet2,OneGet/nuget,rikoe/nuget,dolkensp/node.net,jholovacs/NuGet,oliver-feng/nuget,pratikkagda/nuget,mrward/nuget,oliver-feng/nuget,GearedToWar/NuGet2,jmezach/NuGet2,OneGet/nuget,RichiCoder1/nuget-chocolatey,mrward/NuGet.V2,mrward/nuget,zskullz/nuget,chocolatey/nuget-chocolatey