Gdrive cleared interface (drive variable)
refactored web -> reverseproxy outsourced, edit_books split, removed unused md5 function
rearanged imports
added Wand and pytz Version info to stats Page
Before the command was not working correctly to check the calibre version since it seemed to be treating the entire string as the command. So when ' --version' was added it was breaking. I changed the format to pass the command and args as a list and it seems to work correctly.
