bump version

* Pass list of scopes to Saleforce authorization endpoint to allow for customisation of scopes via existing configuration option.

* SalesforceAuthenticationHandler ensure Options.Scope not null

Rakefile.rb

@@ -15,7 +15,7 @@ PACKAGES = File.expand_path("packages")
 TOOLS = File.expand_path("tools")
 NUGET = File.expand_path("#{TOOLS}/nuget")
 NUGET_EXE = File.expand_path("#{TOOLS}/nuget/nuget.exe")
-@version = ENV['APPVEYOR_REPO_TAG_NAME'] || '0.0.1-alpha1'
+@version = "2.7.0"
 PROJECTS = Dir.glob('src/*').select{|dir| File.directory? dir }
 
 desc 'Retrieve things'
@@ -63,16 +63,10 @@ end
 
 desc 'publish nugets'
 task :nuspec_publish do
- if ENV['APPVEYOR_REPO_TAG'] != 'true'
-  puts 'not publishing since APPVEYOR_REPO_TAG has not been set. Please add a github tag'
-  return nil
- end
-
-
   PROJECTS.each{|dir|
     Dir.chdir(dir) do
-      sh "#{NUGET_EXE} push #{FileList["*.nupkg"].first} -ApiKey #{NUGET_KEY}"
+      sh "#{NUGET_EXE} push #{FileList["*.nupkg"].first}"
     end
   }
-  sh "#{NUGET_EXE} push #{FileList["*.nupkg"].first} -ApiKey #{NUGET_KEY}"
+  sh "#{NUGET_EXE} push #{FileList["*.nupkg"].first}"
 end

appveyor.yml

@@ -5,9 +5,6 @@ install:
   - set PATH=C:\Ruby22\bin;%PATH%
   - bundle install
 build_script:
-  - rake publish
+  - rake preflight
 artifacts:
 - path: src\**\*.nupkg
-environment:
-  NUGET_KEY:
-    secure: 5m1zupizmNvVwCg2MDUkRGQbbVfNypLo9yCstTAXQ5KHDypBe5RrGKi1HnEAhAy8

src/Owin.Security.Providers.Salesforce/SalesforceAuthenticationHandler.cs

@@ -187,7 +187,12 @@ namespace Owin.Security.Providers.Salesforce
             var state = Options.StateDataFormat.Protect(properties);
 
             var authorizationEndpoint =
-                $"{Options.Endpoints.AuthorizationEndpoint}?response_type={"code"}&client_id={Options.ClientId}&redirect_uri={HttpUtility.UrlEncode(redirectUri)}&display={"page"}&immediate={false}&state={Uri.EscapeDataString(state)}&scope={""}";
+                $"{Options.Endpoints.AuthorizationEndpoint}?response_type={"code"}&client_id={Options.ClientId}&redirect_uri={HttpUtility.UrlEncode(redirectUri)}&display={"page"}&immediate={false}&state={Uri.EscapeDataString(state)}";
+
+            if (Options.Scope != null && Options.Scope.Count > 0)
+            {
+                authorizationEndpoint += $"&scope={string.Join(" ", Options.Scope)}";
+            }
 
             if (Options.Prompt != null)
             {