in source/solution-helper/index.js [259:265]
walkDir(tempDir, function(filePath) {
//TFilter out IgnoreFiles
if(event.ResourceProperties.Substitutions.IgnoreFiles && event.ResourceProperties.Substitutions.IgnoreFiles.indexOf(path.basename(filePath)) == -1){
var mimeType = mime.contentType(path.extname(filePath));
filesToUpload.push({'path': filePath, 'mimeType': mimeType});
}
});