[AIRFLOW-160] Parse DAG files through child processes#1559

plypaul wants to merge 2 commits intoapache:airbnb_rb1.7.1_4apache/airflow:airbnb_rb1.7.1_4from

plypaul:plypaul_schedule_by_file_rebase_1.7.1plypaul/airflow:plypaul_schedule_by_file_rebase_1.7.1Copy head branch name to clipboard