Clean end of line spaces
pep8 clean up of the icalendar module
pep8 clean up of the base module
pep8 clean up on the behavior module
pep8 clean up on the change_tz script
pep8 clean up on the hcalendar module
pep8 clean up on the ics_diff module/script
pep8 clean up on the win32tz module
pep8 clean up on the vcard module