(#886) Debug log Package configuration

When using a packages.config file, output the evaluated package
configuration to the debug stream so that it is available for
troubleshooting (and our Pester tests).

Also update the checksum type logic to store in the right property.

Author: corbob

src/chocolatey/infrastructure.app/services/ChocolateyPackageService.cs

@@ -771,7 +771,7 @@ private IEnumerable<ChocolateyConfiguration> get_packages_from_config(string pac
                     }
                     packageConfig.DownloadChecksum = string.IsNullOrWhiteSpace(pkgSettings.DownloadChecksum) ? packageConfig.DownloadChecksum : pkgSettings.DownloadChecksum;
                     packageConfig.DownloadChecksum64 = string.IsNullOrWhiteSpace(pkgSettings.DownloadChecksum64) ? packageConfig.DownloadChecksum64 : pkgSettings.DownloadChecksum64;
-                    packageConfig.DownloadChecksum = string.IsNullOrWhiteSpace(pkgSettings.DownloadChecksumType) ? packageConfig.DownloadChecksumType : pkgSettings.DownloadChecksumType;
+                    packageConfig.DownloadChecksumType = string.IsNullOrWhiteSpace(pkgSettings.DownloadChecksumType) ? packageConfig.DownloadChecksumType : pkgSettings.DownloadChecksumType;
                     packageConfig.DownloadChecksumType64 = string.IsNullOrWhiteSpace(pkgSettings.DownloadChecksumType64) ? packageConfig.DownloadChecksumType : pkgSettings.DownloadChecksumType64;
                     if (pkgSettings.IgnorePackageExitCodes) packageConfig.Features.UsePackageExitCodes = false;
                     if (pkgSettings.UsePackageExitCodes) packageConfig.Features.UsePackageExitCodes = true;
@@ -793,6 +793,7 @@ private IEnumerable<ChocolateyConfiguration> get_packages_from_config(string pac
 
                     this.Log().Info(ChocolateyLoggers.Important, @"{0}".format_with(packageConfig.PackageNames));
                     packageConfigs.Add(packageConfig);
+                    this.Log().Debug(() => "Package Configuration: {0}".format_with(packageConfig.ToString()));
                 }
             }