update tweepy
slight formatting updates
remove testing files
move some files
More mature use of since/max
convert to python3
improve flow, make compat with 2 and 3
clean up indentation, other tweaks
expand gitignore
rearrange to package format
refactor and simplification
add license, readme, setup
use TBU creation
simplify logging
Remove max_id option
use newer version of TBU
split calendar creation off
add tests