Removed input_type and description since these are not particularly useful

post-processor/manifest/artifact.go

@@ -7,9 +7,7 @@ const BuilderId = "packer.post-processor.manifest"
 type Artifact struct {
 	BuildName     string   `json:"name"`
 	BuilderType   string   `json:"builder_type"`
-	InputType     string   `json:"input_type"`
 	BuildTime     int64    `json:"build_time"`
-	Description   string   `json:"description"`
 	ArtifactFiles []string `json:"files"`
 	ArtifactId    string   `json:"artifact_id"`
 }

post-processor/manifest/post-processor.go

@@ -54,11 +54,9 @@ func (p *PostProcessor) PostProcess(ui packer.Ui, source packer.Artifact) (packe
 	// Create the current artifact.
 	artifact.ArtifactFiles = source.Files()
 	artifact.ArtifactId = source.Id()
-	artifact.InputType = source.BuilderId()
 	artifact.BuilderType = p.config.PackerBuilderType
 	artifact.BuildName = p.config.PackerBuildName
 	artifact.BuildTime = time.Now().Unix()
-	artifact.Description = source.String()
 
 	// Create a lock file with exclusive access. If this fails we will retry
 	// after a delay