Restoring query functionality
Updates:
- The default value for the max header size has been increased from 200 to 500 lines.
- Multiple logging messages have been added or modified to better log the run.
Bugfixes:
- batch_local() has been given a sleep(0.37) to accommodate the stricter query limits from Entrez.
- empty returns from Entrez are now properly handled without IndexError #6 .