NugetPublish uses incorrect default -Source

[mrdavidlaing]

Attempting to publish a nuget package:

build.ps1 -nuget_api_key 76b0XXXXX NugetPublish

However, it seems that it is using the incorrect default -Source setting, failing with

psake version 4.4.0
Copyright (c) 2010-2014 James Kovacs & Contributors

-------------------------[SetupContext]-------------------------


sln_file_info       : C:\dev\log4net.Appenders.Contrib\src\log4net.Appenders.Contrib.sln
solution_context    : Crane.Core.Api.SolutionContext
chocolatey_api_key  :
configuration       : Debug
nuget_api_url       : https://www.nuget.org/api/v2/
nuget_api_key       : 76b040c7XXXX
nuget_file          :
build_version       : 2.0.0.0
build_dir           : C:\dev\log4net.Appenders.Contrib\build
verbose             :
packages_folder     : C:\dev\log4net.Appenders.Contrib\src\packages
nuget_artifacts_dir : C:\dev\log4net.Appenders.Contrib\build-output\nuget
root_dir            : C:\dev\log4net.Appenders.Contrib
teamcity_build      : False
build_artifacts_dir : C:\dev\log4net.Appenders.Contrib\build-output
is_git_repo         : True
chocolatey_api_url  :

-------------------------[NugetExists]-------------------------
-------------------------[NugetPack]-------------------------
Attempting to build package from 'log4net.Appenders.Contrib.nuspec'.
Successfully created package 'C:\dev\log4net.Appenders.Contrib\build-output\nuget\log4net.Appenders.Contrib.2.0.0.0.nup
kg'.


-------------------------[NugetPublish]-------------------------
Error: 02/07/2015 15:06:12:
At C:\dev\log4net.Appenders.Contrib\build\modules\nugettasks.psm1:21 char:5 +     Invoke-CraneNugetPublishAllProjects $
global:context.solution_context -NugetO ... + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~ [<<==>>] Exception: Error executing nuget push for project log4net.Appenders.Contrib.Command: C:\dev\log4net.Ap
penders.Contrib\build\NuGet.exe push "C:\dev\log4net.Appenders.Contrib\build-output\nuget\log4net.Appenders.Contrib.2.0
.0.0.nupkg" -Source https://www.nuget.org/api/v2/ -ApiKey 76b040c7XXX, StandardOutput: Pushing
 log4net.Appenders.Contrib 2.0.0.0 to 'https://www.nuget.org/api/v2/'..., ErrorOutput: Failed to process request. 'Meth
od Not Allowed'. The remote server returned an error: (405) Method Not Allow

Explicitly setting the nuget_api_url works:

.\build.ps1 -nuget_api_key 76b040c7-XXX -nuget_api_url https://www.nuget.org NugetPublish